Search Results: "category:algebra"
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07:18
Origins Of Algebra  Introduction To Algebra  Algebra I  Khan Academy
571 views / 0 likes  addedWhere did the word "Algebra" and its underlying ideas come from? Watch the next lesson: https://www.khanacademy.org/math/algebra/introductiontoalgebra/overview_hist_alg/v/abstractness?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Algebra I on Kha

12:07 Popular
Algebra Basics: What Is Algebra?  Math Antics
797 views / 0 likes  addedThe first video in the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1NG Next video: https://youtu.be/l3XzepN03KQ This video gives an overview of Algebra and introduces the concepts of unknown value
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07:00
Abstractness  Introduction To Algebra  Algebra I  Khan Academy
412 views / 0 likes  addedThe general idea behind the word 'abstract' Watch the next lesson: https://www.khanacademy.org/math/algebra/introductiontoalgebra/overview_hist_alg/v/thebeautyofalgebra?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Missed the previous lesson? h

06:55
What Are Variables, Expressions, And Equations?  Introduction To Algebra  Algebra I  Khan Academy
594 views / 0 likes  addedLearn what variables, expressions, and equations really are. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/introductiontoalgebra/feelforequationsandinequalit/e/dependentandindependentvariable

00:44
Count By Category  Counting  Early Math  Khan Academy
489 views / 0 likes  addedLearn to count the number of things in different categories. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/earlymath/ccearlymathcountingtopic/ccearlymathcomparingnumbers/e/sortgroupsbycount?utm_so

12:14
Algebra Basics: Exponents In Algebra  Math Antics
684 views / 0 likes  addedPart of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1NG Previous video: https://youtu.be/K6ewhnaL4KQ This video shows how exponents can be used more generally with variables. It explains why x
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06:17
Solving Percent Problems  Decimals  PreAlgebra  Khan Academy
515 views / 0 likes  addedWe'll use algebra to solve this percent problem. Watch the next lesson: https://www.khanacademy.org/math/prealgebra/decimalsprealg/percentwordprobsprealg/v/solvingpercentproblems2?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the

12:49
Scientific Notation Examples  PreAlgebra  Khan Academy
452 views / 0 likes  addedMore scientific notation examples Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/scientificnotation/e/scientific_notation?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra W

03:03
Introduction To Exponents  PreAlgebra  Khan Academy
549 views / 0 likes  addedTaking an exponent is basically the act of repeated multiplication. You know how to multiply, right? If so, understanding exponents is completely within your grasp! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/ma

03:04
How To Create A Function From An Equation (example)  Functions  Algebra I  Khan Academy
387 views / 0 likes  addedSal find the formula of a function that, given an input value "b," outputs a value "a" that satisfies the equation 4a+7b=52. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebrafunctions/functions

03:21
Introduction To Perimeter  Measurement  PreAlgebra  Khan Academy
388 views / 0 likes  addedFind perimeter by adding sidelengths of various figures. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/measurement/perimeter/e/perimeter_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Wa

01:40
How To Match Function Input To Output Given The Formula (example)  Algebra I  Khan Academy
584 views / 0 likes  addedSal finds the input value for which f(t)=13, given that f(t)=2t+5. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebrafunctions/functioninputsandoutputs/e/functions_matching_inputs_outputs?utm_

05:27
Converting Directly From Binary To Hexadecimal  PreAlgebra  Khan Academy
644 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/exponentsradicals/Worldofexponents/v/exponentswarmup?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/prealgebra/app

03:33
Finding A Percentage  Decimals  PreAlgebra  Khan Academy
516 views / 0 likes  addedOnce again, fractions are our friends as we use them to find a percentage. You'll also see a couple of different ways to arrive at the answer. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/decimal

10:29 Popular
Algebra Basics: Solving 2Step Equations  Math Antics
898 views / 1 likes  addedThere was a confusing example in the original video. This is the updated version. This video shows students how to solve 2step Algebra equations involving one addition or subtraction and one multiplication or division. Part of the Algebra Basics Series:

01:07
How To Match Function Input To Output Given The Graph (example)  Algebra I  Khan Academy
597 views / 0 likes  addedSal finds the input value for which g(x)=2 given the graph of g. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebrafunctions/functioninputsandoutputs/e/functions_matching_inputs_outputs?utm_so

04:20
Dividing A Whole Number By A Decimal  Decimals  PreAlgebra  Khan Academy
579 views / 1 likes  addedWhen dividing a whole number by a decimal, you're going to need to change that decimal into a whole number. How? We'll show you. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/decimalsprealg/divi

20:48 Popular
Introduction To Scientific Notation  PreAlgebra  Khan Academy
748 views / 0 likes  addedIntroduction to scientific notation. An indepth discussion about why and how scientific notation is used. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/scientificnotation/e/sc

05:37
Linear Models Example 2  Algebra I  Khan Academy
462 views / 0 likes  addedMarbles and water in tank Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/linearfunctionsmodeling/e/constructingandinterpretinglinearfunctions?utm_s

09:17
Unit Conversion Within The Metric System  PreAlgebra  Khan Academy
693 views / 0 likes  addedMetric unit conversion Watch the next lesson: https://www.khanacademy.org/math/prealgebra/ratesandratios/metricsystemtutorial/v/convertingwithinthemetricsystem?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? http

03:36
Approximating Irrational Number Exercise Example  PreAlgebra  Khan Academy
644 views / 0 likes  addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/orderofoperations/rationalirrationalnumbers/e/approximatingirrationalnumbers?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex

03:24
How To Interpret An Expression With Function Notation  Functions  Algebra I  Khan Academy
630 views / 0 likes  addedSal interprets the expression M(30)M(0)=100 where M models an account balance over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebrafunctions/interpretingfunctionnotation/e/functionnota

10:00
Introduction To Number Systems And Binary  PreAlgebra  Khan Academy
384 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/hexadecimalnumbersystem?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.

04:07
Adding And Subtracting Negative Numbers  PreAlgebra  Khan Academy
660 views / 0 likes  addedLearn how to add and subtract negative numbers. The problems solved in this video are 2  3 = 1 and 2  3 = 5 and 2 + 3 = 1 and 2  (3) = 5 and 2  (3). Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/pr

05:20
Order Of Operations: PEMDAS  Arithmetic Properties  PreAlgebra  Khan Academy
674 views / 0 likes  addedWork through another challenging order of operations example with only positive numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/orderofoperations/order_of_operations/e/order_of_operations

09:16
Adding/subtracting Negative Numbers  PreAlgebra  Khan Academy
546 views / 0 likes  addedAdding and subtracting negative numbers Watch the next lesson: https://www.khanacademy.org/math/prealgebra/negativesabsolutevalueprealg/multdivnegativesprealg/v/multiplyingpositiveandnegativenumbers?utm_source=YT&utm_medium=Desc&utm_campaign=

08:13
Prime Numbers  Factors And Multiples  PreAlgebra  Khan Academy
472 views / 0 likes  addedWhat does it mean to be a prime number? Let's progress though some whole numbers and ask ourselves if they meet the criteria. What is the criteria you ask? Watch. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math

02:36 Popular
How To Interpret An Expression With Function Notation  Functions  Algebra I  Khan Academy
733 views / 0 likes  addedSal interprets the expression P(5) minor P(9) where P models the number of people at the beach over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebrafunctions/interpretingfunctionnotation

03:00
Inverse Property Of Addition  Arithmetic Properties  PreAlgebra  Khan Academy
572 views / 0 likes  addedThe simple idea that a number plus its negative is 0 Watch the next lesson: https://www.khanacademy.org/math/prealgebra/orderofoperations/arithmetic_properties/v/inversepropertyofmultiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra M

06:56
Exponents And Powers Of Zero Patterns  PreAlgebra  Khan Academy
528 views / 0 likes  addedNow that we understand how to interpret an exponent and how the patterns in zeros are related to the exponent, we can solve more complicated problems! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra

03:43
Converting From Decimal To Hexadecimal Representation  PreAlgebra  Khan Academy
638 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/binaryaddition?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math/p

02:07
Percentage Of A Whole Number  Decimals  PreAlgebra  Khan Academy
623 views / 0 likes  addedWe hope you're beginning to see that there's more than one way to skin a cat. In other words, there are several different ways to solve problems involving percentages, decimals, and fractions. Watch as find the percentage of a whole number. Watch the next

02:48
Adding In Binary  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
562 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/binarymultiplication?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/

07:51
Volume: How To Measure It  Measurement  PreAlgebra  Khan Academy
494 views / 0 likes  addedVolume is a measurement in the 3rd dimension. This means that it not only has width and height, but it has depth as well. Let's watch this video in which we get a great explanation of how we measure volume. Practice this lesson yourself on KhanAcademy.org

01:34 Popular
Solving Ratio Problems With Graph  PreAlgebra  Khan Academy
851 views / 0 likes  addedIn this example we'll plot points on the x and y axis to reflect the given ratios. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/ratesandratios/ratios_and_proportions/e/solvingratioproblemswi

02:04
Ratio Word Problem: Boys To Girls  PreAlgebra  Khan Academy
464 views / 0 likes  addedIn this example, we are given a ratio and then asked to apply that ratio to solve a problem. No problem! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/ratesandratios/ratios_and_proportions/e/rat

09:35 Popular
Algebra Basics: Solving Basic Equations Part 2  Math Antics
1,454 views / 0 likes  addedPart of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1NG Previous video: https://youtu.be/l3XzepN03KQ Next video: Coming Soon This video shows students how to solve simple 1step Algebra equati

02:49
Percent Word Problem Example 2  Decimals  PreAlgebra  Khan Academy
439 views / 0 likes  addedIt's nice to practice conversion problems, but how about applying our new knowledge of percentages to a real life problem like recycling? Hint: don't forget your long division! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanac

03:09 Popular
Simplifying Square Roots  Exponents, Radicals, And Scientific Notation  PreAlgebra  Khan Academy
825 views / 0 likes  addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/radicalradicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.kh

05:05
Solving Ratio Problems With Tables Example 1  PreAlgebra  Khan Academy
418 views / 0 likes  addedWe're displaying ratios in a table format here, and then asking: given a ratio, solve for equivalent ratios. Here are a few examples to practice on. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/r

06:14
How To Plot Inequalities On A Number Line  PreAlgebra  Khan Academy
698 views / 0 likes  addedLearn how to graph an inequality on a number line to indicate which values make it true. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/greaterthanlessthan/e/writin

08:34 Popular
LCM And GCF Word Problems  Factors And Multiples  PreAlgebra  Khan Academy
717 views / 1 likes  addedHere we have a couple of word problemsone searching for the least common multiple and the other for the greatest common factor. Just read them with us slowly and follow along. You'll get it. Practice this lesson yourself on KhanAcademy.org right now: ht

04:17
Introduction To Area And Unit Squares  Measurement  PreAlgebra  Khan Academy
618 views / 0 likes  addedCover figures with square units to find their area. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/measurement/areabasics/e/measuringareawithunitsquares?utm_source=YT&utm_medium=Desc&utm_campa

04:31
Number Patterns: Interpreting Relationships  PreAlgebra  Khan Academy
681 views / 0 likes  addedExamining the points on a number line and interpreting the patterns to discover the relationships. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/numberpatterns/e/vis

08:52
Linear Models Example 1  Algebra I  Khan Academy
698 views / 0 likes  addedLinear model for book reading Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/linearfunctionsmodeling/e/constructingandinterpretinglinearfunctions?u

07:34
Hexadecimal Number System  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
575 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/decimaltobinary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanacademy.org/math

04:16 Popular
Least Common Multiple Exercise  Factors And Multiples  PreAlgebra  Khan Academy
721 views / 0 likes  addedWe're practicing finding the least common multiple in these example exercises. We'll teach you the prime factorization approach which is a pretty nifty way to find the lcm (least common multiple). Practice this lesson yourself on KhanAcademy.org right now

03:52
Converting From Decimal To Binary  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
682 views / 0 likes  addedWatch the next lesson: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/alternatenumberbases/v/largenumberdecimaltobinary?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous lesson? https://www.khanaca

00:52
Reading Bar Charts: Basic Example  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
508 views / 0 likes  addedLet's start with this bar chart that brings back the days of Harry Potter! Putting our toes in the water on this one... Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/

02:40 Popular
Interpreting Linear Formulas Example 1  Algebra I  Khan Academy
764 views / 0 likes  addedInterpreting a linear formula Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/interpreting_linear_functions/e/interpretingfeaturesoflinearfunctions?ut

08:23
Constructing Linear Functions Example 2  Algebra I  Khan Academy
572 views / 0 likes  addedLinear model for painting Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/linearfunctionsmodeling/e/constructinglinearfunctionswordproblems?utm_sour

09:43 Popular
Exponent Rules Part 1  Exponents, Radicals, And Scientific Notation  PreAlgebra  Khan Academy
735 views / 0 likes  addedIntroduction to exponent rules Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/exponentproperties/e/exponent_rules?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the

02:35
Interpreting Linear Formulas Example 2  Algebra I  Khan Academy
630 views / 0 likes  addedLinear equation for file transfer Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/interpreting_linear_functions/e/interpretingfeaturesoflinearfunction

05:02
Positive And Negative Slope  Algebra I  Khan Academy
443 views / 0 likes  addedPositive and negative slope Watch the next lesson: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/slope/v/similartrianglestoprovethattheslopeisconstantforaline?utm_source=YT&utm_medium=Desc&utm_campaign

06:35 Popular
Constructing Linear Functions Example 1  Algebra I  Khan Academy
728 views / 0 likes  addedLinear model for ice sheet thickness Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/linearfunctionsmodeling/e/constructinglinearfunctionswordproble

03:12
Graphing Linear Functions Example 2  Algebra I  Khan Academy
626 views / 0 likes  addedGraphing equation for filling pool Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/linearfunctionsmodeling/e/graphinglinearfunctionswordproblems?utm

03:28
Inequality Word Problems  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
571 views / 0 likes  addedWe're writing inequalities by using information from the word problems. Woohoo! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopic/greaterthanlessthan/e/writingnumeric

06:20
Greatest Common Factor Explained  Factors And Multiples  PreAlgebra  Khan Academy
590 views / 0 likes  addedHere's a nice explanation of least common factor (or least common divisor) along with a few practice example exercises. Let's roll. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/factorsmultiples/

05:26
Factors And Divisibility In Algebra
340 views / 0 likes  addedFactors and divisibility in algebra

11:08 Popular
Algebra Basics: Solving Basic Equations Part 1  Math Antics
1,448 views / 3 likes  addedPart of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1NG Previous video: https://youtu.be/NybHckSEQBI Next video: https://youtu.be/Qyd_v3DGzTM This video shows students how to solve simple 1st
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05:41
Math Patterns Example 2  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
509 views / 0 likes  addedWe continue to strengthen our skill in identifying patterns. This time we'll use a table to track the pattern. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/mathpatterns?utm_source=YT&utm_medium=Desc&utm

03:38
Math Patterns Example 1  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
496 views / 0 likes  addedPart of our exploration of math is learning to identify patterns among numbers. Can you see the pattern in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/exercise/mathpatterns?utm_source=YT&utm_mediu

02:36 Popular
Number Patterns: Seeing Relationships  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
758 views / 0 likes  addedLaying the foundation for algebraic thinking by learning to recognize the relationships between patterns and graphing out those relationships. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/applyin

05:30
Graphing Linear Functions Example 1  Algebra I  Khan Academy
635 views / 0 likes  addedLearn how graph a linear function. This video gives an example of graphing fuel consumption as a function of distance. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintro

03:40
Multistep Word Problem With Decimals And Subtraction  PreAlgebra  Khan Academy
528 views / 0 likes  addedFirst visualize this word problem then use subtraction and multiplication of decimals and fractions to get at the answer. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningtopi

08:21
Twovariable Linear Equations And Their Graphs  Algebra I  Khan Academy
579 views / 0 likes  addedIntroduction to 2variable linear equations and their graphs Watch the next lesson: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/solutionstotwovarlinearequations/v/checkingorderedpairsolutionstoequatio

05:34
Multiplying Positive And Negative Numbers  PreAlgebra  Khan Academy
695 views / 0 likes  addedLearn some rules of thumb for multiplying positive and negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/arithmetic/absolutevalue/mult_div_negatives/e/multiplying_and_dividing_negative_numbers?

02:27
Inequality Word Problem: One Variable  Applying Mathematical Reasoning  PreAlgebra  Khan Academy
617 views / 0 likes  addedThis time we're creating a variable to represent a number, and then writing an inequality. We're building on our knowledge. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/applyingmathreasoningto

02:27
Checking Ordered Pair Solutions To Equations Example 2  Algebra I  Khan Academy
468 views / 0 likes  addedSecond example of ordered pair solutions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/solutionstotwovarlinearequations/e/plugging_in_values?utm_so

07:11 Popular
Graphing Solutions To Twovariable Linear Equations Example 2  Algebra I  Khan Academy
710 views / 0 likes  addedGraphing solutions to 2 variable linear equations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/solutionstotwovarlinearequations/e/graphingsolutio

02:35 Popular
Checking Ordered Pair Solutions To Equations Example 1  Algebra I  Khan Academy
736 views / 0 likes  addedChecking ordered pair solutions to equations Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/solutionstotwovarlinearequations/e/plugging_in_values?ut

05:09 Popular
Converting From Slopeintercept To Standard Form  Algebra I  Khan Academy
730 views / 0 likes  addedConverting from slopeintercept to standard form Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/twovarlinearequationsandintrotofunctions/standardform/e/converting_between_slope_intercept_and_st

19:53
Linear Algebra  Matrix Transformations
262 views / 0 likes  addedMatrix multiplication and linear algebra explained with 3D animations.

08:30 Popular
Multiplying And Dividing Negative Numbers  PreAlgebra  Khan Academy
761 views / 0 likes  addedMultiplying and dividing negative numbers Watch the next lesson: https://www.khanacademy.org/math/arithmetic/absolutevalue/abs_value_tutorial/v/absolutevalueandnumberlines?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Missed the previous less

03:21 Popular
Rational Number Word Problem With Fractions  PreAlgebra  Khan Academy
725 views / 0 likes  addedWord problems force us to put concepts to work using realworld applications. In this example, determine the volume of frozen water and express the answer as a fraction. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.o

07:08
Early Train Word Problem  Linear Equations  Algebra I  Khan Academy
541 views / 0 likes  addedFun word problem that is almost a brain teaser. Watch the next lesson: https://www.khanacademy.org/math/algebra/solvinglinearequationsandinequalities/Moreequationpractice/v/patternsinsequences1?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI

09:50 Popular
Adding And Subtracting Fractions  Fractions  PreAlgebra  Khan Academy
837 views / 1 likes  addedHow to add and subtract fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/fractionsunlikedenomprealg/e/adding_fractions?utm_source=YT&utm_medium=Desc&utm_campaign=PreA

03:53
Plotting Basic Fractions On The Number Line  Fractions  PreAlgebra  Khan Academy
591 views / 0 likes  addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/understandingfractionsprealg/e/fractions_on_the_number_line_1?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the nex

04:33
Multiplying Negative And Positive Fractions  Fractions  PreAlgebra  Khan Academy
533 views / 0 likes  addedSee examples of multiplying and dividing fractions with negative numbers. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/multiplyingfractionsprealg/e/multiplying_fractions?utm_

02:39 Popular
Comparing Decimals: Ordering From Least To Greatest  Decimals  PreAlgebra  Khan Academy
758 views / 0 likes  addedThis is a fun example where we reorder decimals from smallest to largest. You're looking for the place value that is the most significant, and then working backwards. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/

06:29 Popular
Multiplying Decimals: Place Value And Reordering  Decimals  PreAlgebra  Khan Academy
739 views / 0 likes  addedWe want you to develop an intuition about how to work with decimals. Understanding how you can rewrite decimals by considering the place value will help you multiply! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/

03:50
Introduction To Multiplying Decimals  Decimals  PreAlgebra  Khan Academy
617 views / 0 likes  addedMultiplying decimals can be confusing because there's always the question as to where the decimals goes in the answer. We're about to show you so you'll never have to question it again! Practice this lesson yourself on KhanAcademy.org right now: https://w

05:51 Popular
Equivalent Fractions  Fractions  PreAlgebra  Khan Academy
871 views / 0 likes  addedIntroduces the concept of equivalent fractions Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/equivalentfractionsprealg/e/equivalent_fractions?utm_source=YT&utm_medium=Desc&utm

05:42
Understanding Division Of Fractions  Fractions  PreAlgebra  Khan Academy
548 views / 0 likes  addedUsing a number line, we'll explain the rule of "invert and multiply" when dividing two fractions. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/divfractionsfractionsprealg/e/

09:23 Popular
Converting Fractions To Decimals  Decimals  PreAlgebra  Khan Academy
837 views / 1 likes  addedHow to express a fraction as a decimal Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/decimalsprealg/decimaltofractionprealg/e/converting_fractions_to_decimals?utm_source=YT&utm_medium=Desc&u

03:08 Popular
Multiplying Unit Fractions And Whole Numbers  Fractions  PreAlgebra  Khan Academy
810 views / 1 likes  addedDon't let multiplying whole numbers and fractions get you down. We got this. This explanation will help you become a pro. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/multiplyin

09:15
Mixed Numbers And Improper Fractions  Fractions  PreAlgebra  Khan Academy
634 views / 1 likes  addedConverting mixed numbers to improper fractions and improper fractions to mixed numbers Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/mixednumbersprealg/e/converting_mixed_numb

01:11
Subtracting Decimals: Example 1  Decimals  PreAlgebra  Khan Academy
619 views / 0 likes  addedSubtracting decimals...up to the hundredths placement. Line up those decimals before you start. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/decimalsprealg/addingdecimalsprealg/e/subtracting

09:29
Dividing Decimals With Hundredths Example 3  Decimals  PreAlgebra  Khan Academy
524 views / 0 likes  addedThe old saying is "practice makes perfect." Let's keep practicing dividing decimals and making our divisor a whole number. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/decimalsprealg/dividingd

14:13
Introduction To Ratios  Ratios, Proportions, Units, And Rates  PreAlgebra  Khan Academy
625 views / 0 likes  addedWhat a ratio is. Simple ratio problems. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/ratesandratios/ratios_and_proportions/e/ratio_word_problems?utm_source=YT&utm_medium=Desc&utm_campaign=PreAl

02:35 Popular
Dividing Whole Numbers And Fractions: Studying  Fractions  PreAlgebra  Khan Academy
916 views / 0 likes  addedSolve a word problem by dividing a fraction by a whole number. The example used in this video is 1/5 ÷ 4. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/dividingfractionsprealg

04:51 Popular
Cube Root Of A Nonperfect Cube  PreAlgebra  Khan Academy
709 views / 0 likes  addedPractice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/cuberoottutorial/e/cube_roots?utm_source=YT&utm_medium=Desc&utm_campaign=PreAlgebra Watch the next lesson: https://www.khanacadem

04:24
Example Of Subtracting Fractions With Unlike Denominators  Fractions  PreAlgebra  Khan Academy
684 views / 0 likes  addedIf you conquered adding fractions with different denominators, then subtracting fractions will be a snap. Don't worry...we'll take it slow and explain every step. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math

09:45
Simplifying Radicals  Exponents, Radicals, And Scientific Notation  PreAlgebra  Khan Academy
542 views / 1 likes  addedUsing exponent rules to simplify radicals or square roots Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/radicalradicals/e/simplifying_radicals?utm_source=YT&utm_medium=Desc&utm

10:10
IIT JEE Hairy Trig and Algebra (part 1)
540 views / 0 likes  added2010 Paper 1 problem 38 Hairy Trig and Algebra.avi More free lessons at: http://www.khanacademy.org/video?v=dOxXl_6BDQc

09:54
IIT JEE Hairy Trig and Algebra (Part 2)
508 views / 0 likes  added2010 IIT JEE Paper 1 #38 Hairy Trig and Algebra (Part 2) More free lessons at: http://www.khanacademy.org/video?v=6t9ogglXNIM

06:28
IIT JEE Hairy Trig and Algebra (Part 3)
496 views / 0 likes  added2010 IIT JEE Paper 1 #38 Hairy Trig and Algebra (Part 3) More free lessons at: http://www.khanacademy.org/video?v=KVRpXvrsSKM

02:32
Dividing Whole Numbers And Fractions: Potpourri  Fractions  PreAlgebra  Khan Academy
593 views / 0 likes  addedSolve a word problem by dividing a whole number by a fraction. The example used in this video is 4 ÷ 1/5. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/fractionsprealg/dividingfractionsprealg

04:25
Multiplying Challenging Decimals  Decimals  PreAlgebra  Khan Academy
469 views / 0 likes  addedSometimes multiplying really small decimals (with all those zeros!) can be a little intimidating. Watch as we show you a handy trick to simplify these problems and solve them. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanaca

07:14
Negative Exponents  Exponents, Radicals, And Scientific Notation  PreAlgebra  Khan Academy
653 views / 0 likes  addedHow does a negative exponent affect our answer? Before you assume that the answer must be negative, think again! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/exponentsradicals/negativeexponents

02:36
Converting Decimals To Percents  Decimals  PreAlgebra  Khan Academy
529 views / 0 likes  addedNeed to convert a decimal to a percent? Ok, we'll just use our fraction friends to get us there. Watch and be amazed. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/prealgebra/decimalsprealg/percentintrop

24:47
Linear Algebra: Parametric Representations of Lines
383 views / 0 likes  addedLinear Algebra: Parametric Representations of Lines in R2 and R3 More free lessons at: http://www.khanacademy.org/video?v=hWhs2cIj7Cw

03:45 Popular
Visualizing Equivalent Fractions  Fractions  PreAlgebra  Khan Academy
789 views / 0 likes  addedTo understand equivalent fractions it helps to "see" the fractions using something like a grid with shaded and unshaded sections representing the fraction. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/preal

47:36
Completing the square  Live algebra lesson
424 views / 0 likes  addedDo you need help with your algebra homework? Send photos of any problems you need help with to LiveStream@MathMeeting.com. Today I am focusing on solving quadratic equations by completing the square. I will help you live right here on this live stream :)

13:05
How To Graph Equations in Algebra
48 views / 0 likes  addedThis algebra video tutorial explains how to graph equations such as linear equations in slope intercept form & standard form as well as quadratic functions using transformations, factoring, & setting up a data table.Algebra Textbooks:https://amzn.to/3cetP

09:36 Popular
Negative Numbers Introduction  Negative Numbers And Absolute Value  PreAlgebra  Khan Academy
711 views / 0 likes  addedMysterious negative numbers! What ARE they? They are numbers less than zero. If you understand the nature of below zero temperatures, you can understand negative numbers. We'll help. Practice this lesson yourself on KhanAcademy.org right now: https://www.

11:09 Popular
Algebra Basics: What Are Polynomials?  Math Antics
795 views / 0 likes  addedThis video introduces students to polynomials and terms. Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1NG Learn More at mathantics.com Visit http://www.mathantics.com for more Free math

54:07
Logic Gates, Truth Tables, Boolean Algebra AND, OR, NOT, NAND & NOR
239 views / 0 likes  addedThis electronics video provides a basic introduction into logic gates, truth tables, and simplifying boolean algebra expressions. It discusses logic gates such as the AND, OR, NOT, NAND and NOR Gates. This video is for college students who are taking intr

04:00 Popular
Finding Factors And Multiples  Factors And Multiples  PreAlgebra  Khan Academy
852 views / 0 likes  addedTo find the factors of a number means to find all the whole numbers that the number in question is divisible by. Can you help us find the factors in this example? Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math

10:43 Popular
Algebra Basics: Simplifying Polynomials  Math Antics
1,370 views / 1 likes  addedIn this video, we explain the concept of "like terms" and show how polynomials can be simplified by combining like terms. Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1NG Learn More at
Featured 
11:54 Popular
Algebra Basics: The Distributive Property  Math Antics
1,427 views / 0 likes  addedThis video introduces the Distributive Property in its general algebraic form: a(b + c) = ab + ac It shows how this patten is helpful when working with polynomials. Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEB

15:46
Linear Algebra: Introduction to Linear Independence
377 views / 0 likes  addedLinear Algebra: Introduction to linear dependence and independence More free lessons at: http://www.khanacademy.org/video?v=CrV1xCWdYg

07:25
Algebra Word Problem  Factoring
623 views / 0 likes  addedLearn how to solve this algebra word problem by factoring. A garden has an area of 84 square feet and the length is 8 feet longer than the width. You must find the dimensions of the garden using factoring. My name is Chris and my passion is to teach math.

05:38 Popular
Algebra word problem  System of Equations
710 views / 0 likes  addedSolve this fun algebra word problem using a system of equations. If each jar has three cookies, one jar will be empty. If each jar has two cookies, there will be one cookie left over. Use a system of equations to find how many cookies and jars we have. My

04:09
Easy algebra word problem  But can you solve it?
529 views / 0 likes  addedTwo workers can build a house in 4 days. One worker can build the house by himself in 6 days. How long would it take the other worker to build the house by himself? Can you solve this easy algebra word problem? My name is Chris and my passion is to teach

02:51 Popular
The Horse Horseshoe Boots Viral Algebra Problem  The Correct Answer Explained
1,068 views / 1 likes  addedA lot of people are arguing over the correct answer to this algebra problem involving horses, horseshoes, and boots. A Facebook post with this problem has over 500,000 comments. Can you figure it out? In this video I explain the correct answer. Blog post:

03:48
Can You Solve This Harvard Admissions Question? Algebra Problem, 1869
698 views / 0 likes  addedThe Harvard admissions exam in 1869 included this algebra problem: "A man bought a watch, a chain, and a locket for $216. The watch and locket together cost three times as much as the chain, and the chain and locket together cost half as much as the watch

10:07
The Beauty of Algebra
343 views / 0 likes  addedWhy the abstraction of mathematics is so fundamental More free lessons at: http://www.khanacademy.org/video?v=kpCJyQ2usJ4

07:28
Algebra: Linear Equations 1
358 views / 0 likes  addedequations of the form AX=B More free lessons at: http://www.khanacademy.org/video?v=bAerID24QJ0

06:07
Algebra: Linear Equations 2
330 views / 0 likes  addedsolving equations of the form AX+B=C More free lessons at: http://www.khanacademy.org/video?v=DopnmxeMts

06:45
Algebra: Linear Equations 3
292 views / 0 likes  addedLinear equations with multiple variable and constant terms More free lessons at: http://www.khanacademy.org/video?v=ZnGbH2S0Dk

10:01
Linear Algebra: 3x3 Determinant
485 views / 0 likes  addedDeterminants: Finding the determinant of a 3x3 matrix More free lessons at: http://www.khanacademy.org/video?v=0c7dt2SQfLw

18:40
Linear Algebra: nxn Determinant
457 views / 0 likes  addedDefining the determinant for nxn matrices. An exampled of a 4x4 determinant. More free lessons at: http://www.khanacademy.org/video?v=H9BWRYJNIv4

13:25
Linear Algebra: Another Least Squares Example
538 views / 0 likes  addedUsing least squares approximation to fit a line to points More free lessons at: http://www.khanacademy.org/video?v=QkepM8Vv3kw

04:22 Popular
Impossible Algebra Problem
897 views / 0 likes  addedThis problem is making the rounds. Can you place numbers in the four boxes so all the equations are true? Blog post (text/image explanation): http://wp.me/p6aMk4up If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecis

25:34
Linear Algebra: Vector Examples
387 views / 0 likes  addedVisually understanding basic vector operations More free lessons at: http://www.khanacademy.org/video?v=r4bH66vYjss

19:00
Linear Algebra: Basis of a Subspace
401 views / 0 likes  addedUnderstanding the definition of a basis of a subspace More free lessons at: http://www.khanacademy.org/video?v=zntNi3ybfQ

16:34 Popular
Linear Algebra: Exploring the solution set of Ax=b
1,648 views / 0 likes  addedExploring the solution set of Ax=b (non homogeneous equations) More free lessons at: http://www.khanacademy.org/video?v=1PsNIzUJPkc

18:20
Linear Algebra: Formula for 2x2 inverse
476 views / 0 likes  addedFiguring out the formula for a 2x2 matrix. Defining the determinant. More free lessons at: http://www.khanacademy.org/video?v=eEUK_ThrHuQ

16:55
Linear Algebra: Determinant when row is added
480 views / 0 likes  addedThe determinant when one matrix has a row that is the sum of the rows of other matrices (and every other term is identical in the 3 matrices) More free lessons at: http://www.khanacademy.org/video?v=VrB3LaSD_uo

08:19
Linear Algebra: Duplicate Row Determinant
508 views / 0 likes  addedDeterminant of a matrix with duplicate rows More free lessons at: http://www.khanacademy.org/video?v=gYv8sttBIqs

10:25
Linear Algebra: Determinant after row operations
462 views / 0 likes  addedWhat happens to the determinant when we perform a row operation More free lessons at: http://www.khanacademy.org/video?v=kpG7xySkivg

09:13
Linear Algebra: Simpler 4x4 determinant
535 views / 0 likes  addedCalculating a 4x4 determinant by putting in in upper triangular form first. More free lessons at: http://www.khanacademy.org/video?v=QV0jsTiobU4

08:37
Linear Algebra: Transpose of a Matrix
457 views / 0 likes  addedTranspose of a matrix More free lessons at: http://www.khanacademy.org/video?v=2t0003_sxtU

14:10
Linear Algebra: Determinant of Transpose
493 views / 0 likes  addedProof by induction that transposing a matrix does not change its determinant More free lessons at: http://www.khanacademy.org/video?v=xGV2v0dRNE

12:07
Linear Algebra: Transpose of a Vector
453 views / 0 likes  addedTranspose of a column vector. Matrixmatrix products using vectors More free lessons at: http://www.khanacademy.org/video?v=lSoaMCNKfAg

22:08
Linear Algebra: Orthogonal Complements
490 views / 0 likes  addedOrthogonal Complements as subspaces. More free lessons at: http://www.khanacademy.org/video?v=QOTjdgmNqlg

09:27
Linear Algebra: dim(V) + dim(orthogonoal complelent of V)=n
442 views / 0 likes  addedShowing that if V is a subspace of Rn, then dim(V) + dim(V's orthogonal complement) = n More free lessons at: http://www.khanacademy.org/video?v=pGhBfkBqok0

17:26
Linear Algebra: Projections onto Subspaces
501 views / 0 likes  addedProjections onto subspaces More free lessons at: http://www.khanacademy.org/video?v=5B8XluiqdHM

15:32
Linear Algebra: Least Squares Approximation
482 views / 0 likes  addedThe least squares approximation for otherwise unsolvable equations More free lessons at: http://www.khanacademy.org/video?v=MC7l96tW8V8

18:50
Linear Algebra: Least Squares Examples
486 views / 0 likes  addedAn example using the least squares solution to an unsolvable system More free lessons at: http://www.khanacademy.org/video?v=8mAZYv5wIcE

14:08
Linear Algebra: Eigenvalues of a 3x3 matrix
497 views / 0 likes  addedDetermining the eigenvalues of a 3x3 matrix More free lessons at: http://www.khanacademy.org/video?v=11dNghWC4HI

18:53
Linear Algebra: Vector Triangle Inequality
413 views / 0 likes  addedProving the triangle inequality for vectors in Rn More free lessons at: http://www.khanacademy.org/video?v=PsNidCBr5II

15:47
Linear Algebra: Cross Product Introduction
390 views / 0 likes  addedIntroduction to the cross product More free lessons at: http://www.khanacademy.org/video?v=pJzmiywagfY

18:14
Linear Algebra: Matrix Product Examples
481 views / 0 likes  addedExample of taking the product of two matrices More free lessons at: http://www.khanacademy.org/video?v=x1z0hOyjapU

18:54
Linear Algebra: Introduction to the inverse of a function
460 views / 0 likes  addedIntroduction to the inverse of a function More free lessons at: http://www.khanacademy.org/video?v=eAzhBZgq28

20:00
Linear Algebra: Matrix condition for onetoone trans
494 views / 0 likes  addedShowing that the rank of the of an mxn transformation matrix has to be an for the transformation to be onetoone (injective) More free lessons at: http://www.khanacademy.org/video?v=M3FuL9qKTBs

06:37
Linear Algebra: Simplifying conditions for invertibility
446 views / 0 likes  addedShowing that a transformation is invertible if and only if rref(A) is equal to the identity matrix More free lessons at: http://www.khanacademy.org/video?v=Yz2OosyMTmY

06:22
Linear Algebra: Example of Finding Matrix Inverse
462 views / 0 likes  addedExample of calculating the inverse of a matrix More free lessons at: http://www.khanacademy.org/video?v=r9aTLTN16V4

09:03
Linear Algebra: Determinants along other rows/cols
474 views / 0 likes  addedFinding the determinant by going along other rows or columns More free lessons at: http://www.khanacademy.org/video?v=nu87kfmwNfU

07:18
Linear Algebra: Rule of Sarrus of Determinants
514 views / 0 likes  addedA alternative "short cut" for calculating 3x3 determinants (Rule of Sarrus) More free lessons at: http://www.khanacademy.org/video?v=4xFIi0JF2AM

13:20
Linear Algebra: Determinant when row multiplied by scalar
472 views / 0 likes  addedThe determinant when a row is multiplied by a scalar More free lessons at: http://www.khanacademy.org/video?v=32rdijPBrA

02:52 Popular
Linear Algebra: (correction) scalar muliplication of row
744 views / 0 likes  addedCorrection of last video showing that the determinant when one row is multiplied by a scalar is equal to the scalar times the determinant More free lessons at: http://www.khanacademy.org/video?v=WY6QG0mZ7uQ

08:07
Linear Algebra: Upper Triangular Determinant
490 views / 0 likes  addedThe determinant of an upper triangular matrix More free lessons at: http://www.khanacademy.org/video?v=VX7K8iqoiRc

21:38 Popular
Linear Algebra: Determinant and area of a parallelogram
774 views / 0 likes  addedRealizing that the determinant of a 2x2 matrix is equal to the area of the parallelogram defined by the column vectors of the matrix More free lessons at: http://www.khanacademy.org/video?v=nS63_goDFg

20:10
Linear Algebra: Determinant as Scaling Factor
552 views / 0 likes  addedViewing the determinant of the transformation matrix as a scaling factor of regions More free lessons at: http://www.khanacademy.org/video?v=g3MqSdO5Ubc

08:50
Linear Algebra: Transpose of a Matrix Product
476 views / 0 likes  addedTaking the transpose of the product of two matrices More free lessons at: http://www.khanacademy.org/video?v=UdHgWK13x5I

08:41
Linear Algebra: Transposes of sums and inverses
494 views / 0 likes  addedTransposes of sums and inverses More free lessons at: http://www.khanacademy.org/video?v=Br_8t58mdeI

23:19
Linear Algebra: Rowspace and Left Nullspace
457 views / 0 likes  addedRowspace and Left Nullspace More free lessons at: http://www.khanacademy.org/video?v=qBfc57x_RSg

13:04
Linear Algebra: Subspace Projection Matrix Example
580 views / 0 likes  addedExample of a transformation matrix for a projection onto a subspace More free lessons at: http://www.khanacademy.org/video?v=QTcSBB3uVP0

16:08
Linear Algebra: Coordinates with Respect to a Basis
481 views / 0 likes  addedUnderstanding alternate coordinate systems More free lessons at: http://www.khanacademy.org/video?v=uvgru6FcyxU

17:55
Linear Algebra: Change of Basis Matrix
513 views / 0 likes  addedUsing a change of basis matrix to get us from one coordinate system to another. More free lessons at: http://www.khanacademy.org/video?v=1j5WnqwMdCk

11:16
Linear Algebra: Introduction to Orthonormal Bases
484 views / 0 likes  addedLooking at sets and bases that are orthonormal  or where all the vectors have length 1 and are orthogonal to each other. More free lessons at: http://www.khanacademy.org/video?v=7BFx8pt2aTQ

19:24
Linear Algebra: The GramSchmidt Process
477 views / 0 likes  addedFinding an orthonormal basis for a subspace using the GramSchmidt Process More free lessons at: http://www.khanacademy.org/video?v=rHonltF77zI

13:14
Linear Algebra: GramSchmidt Process Example
473 views / 0 likes  addedUsing GramSchmidt to find an orthonormal basis for a plane in R3 More free lessons at: http://www.khanacademy.org/video?v=tu1GPtfsQ7M

07:43
Linear Algebra: Introduction to Eigenvalues and Eigenvectors
482 views / 0 likes  addedWhat eigenvectors and eigenvalues are and why they are interesting More free lessons at: http://www.khanacademy.org/video?v=PhfbEr2btGQ

05:39
Linear Algebra: Example solving for the eigenvalues of a 2x2 matrix
510 views / 0 likes  addedExample solving for the eigenvalues of a 2x2 matrix More free lessons at: http://www.khanacademy.org/video?v=pZ6mMVEE89g

14:34
Linear Algebra: Finding Eigenvectors and Eigenspaces example
534 views / 0 likes  addedFinding the eigenvectors and eigenspaces of a 2x2 matrix More free lessons at: http://www.khanacademy.org/video?v=3xfmbdzkqc

15:34
Linear Algebra: Eigenvectors and Eigenspaces for a 3x3 matrix
482 views / 0 likes  addedEigenvectors and eigenspaces for a 3x3 matrix More free lessons at: http://www.khanacademy.org/video?v=3Md5KCCQX0

11:34 Popular
Algebra Basics: What Are Functions?  Math Antics
1,033 views / 3 likes  addedLearn More at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!

18:00
Linear Algebra: Deriving a method for determining inverses
454 views / 0 likes  addedDetermining a method for constructing inverse transformation matrices More free lessons at: http://www.khanacademy.org/video?v=6DpzCKJBsz0

15:28
Linear Algebra: Coordinates with respect to orthonormal bases
585 views / 0 likes  addedSeeing that orthonormal bases make for good coordinate systems More free lessons at: http://www.khanacademy.org/video?v=SWbis2zWIvo

13:57
Linear Algebra: GramSchmidt example with 3 basis vectors
528 views / 0 likes  addedGramSchmidt example with 3 basis vectors More free lessons at: http://www.khanacademy.org/video?v=ZRRG386v6DI

09:19
Linear Algebra: Proof of formula for determining Eigenvalues
521 views / 0 likes  addedProof of formula for determining Eigenvalues More free lessons at: http://www.khanacademy.org/video?v=rfm0wQObxjk

40:00
Algebra and Mathematics. Explained with easy to understand 3D animations.
281 views / 0 likes  addedExplains variables, systems of equations, Cartesian coordinates, and many other concepts. Fun and educational for all ages.

12:01
Algebra Basics: Slope And Distance  Math Antics
245 views / 0 likes  addedLearn More at mathantics.comVisit http://www.mathantics.com for more Free math videos and additional subscription based content!

13:46
Algebra Basics: Laws Of Exponents  Math Antics
192 views / 0 likes  addedThis is a reupload to correct a minor math typo.Learn More at mathantics.comVisit http://www.mathantics.com for more Free math videos and additional subscription based content!

10:14 Popular
Algebra Basics: Graphing On The Coordinate Plane  Math Antics
1,147 views / 0 likes  addedLearn More at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!

13:09
Linear Algebra: Showing that an eigenbasis makes for good coordinate systems
531 views / 0 likes  addedShowing that an eigenbasis makes for good coordinate systems More free lessons at: http://www.khanacademy.org/video?v=C2PC9185gIw

21:25
Linear Algebra: Showing that Inverses are Linear
436 views / 0 likes  addedShowing that inverse transformations are also linear More free lessons at: http://www.khanacademy.org/video?v=mr9Tow8hpCg

11:14
Linear Algebra: Rank(A) = Rank(transpose of A)
541 views / 0 likes  addedRank(A) = Rank(transpose of A) More free lessons at: http://www.khanacademy.org/video?v=tqqVOWm9YsU

01:51
Why Hurricane Categories Make a Difference
15 views / 0 likes  addedDuring a hurricane you usually hear meteorologists refer to its intensity by categories. If you don't know the difference between a category 1 and a category 5 hurricane, The Weather Channel meteorologist Mark Elliot breaks it down for you.

18:05
This is what an 1869 MIT entrance exam looks like
324 views / 0 likes  addedExplore the foundation of algebra at https://brilliant.org/tibees/ View this exam:https://libraries.mit.edu/archives/exhibits/exam/algebra.html MIT exam archives: https://libraries.mit.edu/archives/exhibits/exam/ In this video I look at the algebra sectio

02:19 Popular
How To Determine The Domain Of A Modeling Function (example With A Function)  Khan Academy
718 views / 0 likes  addedSal determines the domain of a function that models the height of a plant over time. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebrafunctions/determiningthedomainofafunction/e/interpreting

01:49
How To Find Two Function Inputs With The Same Output Given Graph (example)  Khan Academy
629 views / 0 likes  addedSal finds the input value other than 5 for which f(x)=f(5), given the graph of f. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/algebrafunctions/functioninputsandoutputs/e/functions_matching_inp

05:18
Unknowns With Multiplication And Division
399 views / 0 likes  addedFinding unknowns. Basic algebra.

06:08
Deriving Lorentz Transformation Part 2
392 views / 0 likes  addedContinuing the algebra to solve for the Lorentz factor.

14:15
Percent Problems
405 views / 0 likes  addedPercent Problems from Chapter 3 of ck12.org Algebra I textbook

11:06
Word Problem Solving 3
425 views / 0 likes  addedWord problem solving strategies from chapter 3 of ck12.org Algebra I book

02:59
Proof that 1 = 2.
318 views / 0 likes  addedUsing algebra and a little deception, Mr. John Hush proves (or does he?) that 1 = 2 to a class of amazed calculus students.

26:09
I Have a SECRET HOUSE in Minecraft Hardcore..
309 views / 9 likes  addedNEW MERCH : http://www.represent.com/dantdmsub pls : http://bit.ly/TxtGm8Twitch : http://www.twitch.tv/dantdmFollow Me : http://www.twitter.com/DanTDM http://www.instagram.com/DanTDMThumbnail House Image: http://arbtserver.net/wp/category/builds/

02:00
What it's like to fly through Hurricane Florence
600 views / 2 likes  addedExperience what it's like to fly through a Category 4 hurricane in NOAA's WP3D Hurricane Hunter. With Hurricane Florence's 130 MPH winds raging, you can literally feel the stillness in the storm's eye. Media NOAA/Nick Underwood For more hurricane science

05:41
How To Prove The Quadratic Formula By Completing The Square
46 views / 0 likes  addedThis algebra video tutorial explains how to prove the quadratic formula by completing square.My Website: https://www.videotutor.netAmazon Store: https://www.amazon.com/shop/theorganicchemistrytutorSubscribe:https://www.youtube.com/channel/UCEWpbFLzoYGPfu

04:50
Why is Relativity Hard?  Special Relativity Chapter 1
273 views / 0 likes  addedThanks to http://www.brilliant.org/minutephysics for supporting this video! Thanks to my friend Mark Rober (https://www.youtube.com/channel/UCY1kMZp36IQSyNx_9h4mpCg) for making the spacetime globe, and to Grant Sanderson (https://www.youtube.com/3blue1bro

01:32
How to Solve for the Height of Cylinders
522 views / 0 likes  addedHow to Solve for the Height of Cylinders. Part of the series: Algebra Tips. Solving for the height of cylinders can be accomplished in just a few moments with the right equation. Learn how to solve for the height of cylinders with help from an experienced

02:55 Popular
Linear Equation Word Problems — Basic Example  Math  New SAT  Khan Academy
789 views / 0 likes  addedWatch Sal work through a basic Linear equations word problem. Watch the next lesson: https://www.khanacademy.org/testprep/newsat/newsatmath/newsatheartofalgebra/v/satmathh2easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the prev

02:38
Graphing Linear Equations — Harder Example  Math  New SAT  Khan Academy
502 views / 0 likes  addedWatch Sal work through a harder Graphing linear equations problem. Watch the next lesson: https://www.khanacademy.org/testprep/newsat/newsatmath/newsatheartofalgebra/v/satmathh3easier?utm_source=YT&utm_medium=Desc&utm_campaign=NewSAT Missed the

01:12
These Bags Make Perfect Grilled Cheese
343 views / 0 likes  addedToaster Grilled Cheese Bags prevent your grilled cheese from burning. The INSIDER team believes that life is an adventure! Subscribe to our channel and visit us at: https://thisisinsider.com INSIDER on Facebook: https://www.facebook.com/thisisinsider/ INS

09:19
Top 5 Hurricane Irma Science Experiments 2017 DIY Hurricanes and Tornado!
530 views / 4 likes  addedWelcome back to Incredible Science. The forecast is calling for a category 5 hurricane.Today I'll show you some really awesome hurricane science experiments. With hurricane Harvey behind us and Hurricane Irma about to slam Florida it's a great time to lea

10:03
Living with 1000s of Tumors (And Marrying a Man with the Same Condition)
216 views / 0 likes  addedGail has thousands of tumors due to a condition known as neurofibromatosis. She grew to love herself and was happy to live independently. Gail then met her husband, who lives with the same diagnosis, at age 50.SBSK Patreon: https://patreon.com/SBSKSBSK So

08:44
What is a Singularity, Exactly?
336 views / 1 likes  addedWhat is a Singularity? Find out what black holes have to do with the AI explosion. Hi! I'm Jade. Subscribe to Up and Atom for new physics, math and computer science videos every week! *SUBSCRIBE TO UP AND ATOM* https://www.youtube.com/c/upandatom A big th

01:36
RACING DRONE VS ROLLERCOASTER HELIX! A different POV
282 views / 0 likes  addedEpic chase of the ride HELIX at Liseberg in Gothenburg, Sweden. Big thanks to my sponsors! Elefun https://www.elefun.se/rc/hobby.aspx Diatone https://www.diatone.us Carbix http://www.carbix.se/category.html/mu... Tattu https://www.gensace.de/ Drone setup:
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