Algebra II | High School Math | Khan Academy
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This course includes
- 27.5 hours of video
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Course content
1 modules • 276 lessons • 27.5 hours of video
Algebra II | High School Math | Khan Academy
276 lessons
• 27.5 hours
Algebra II | High School Math | Khan Academy
276 lessons
• 27.5 hours
- Example: Amplitude and period transformations | Trigonometry | Khan Academy12:52
- Introduction to the unit circle | Trigonometry | Khan Academy09:04
- Periodicity of tan example | Trig identities and examples | Trigonometry | Khan Academy04:02
- Introduction to radians | Unit circle definition of trig functions | Trigonometry | Khan Academy10:51
- Tangent graph | Graphs of trig functions | Trigonometry | Khan Academy10:12
- Solving triangle in unit circle | Trigonometry | Khan Academy07:54
- Example: Converting degrees to radians | Trigonometry | Khan Academy07:02
- Modeling temperature through the day | Graphs of trig functions | Trigonometry | Khan Academy10:55
- Example: Amplitude and period | Graphs of trig functions | Trigonometry | Khan Academy08:21
- Matching ratios to trig functions | Trigonometry | Khan Academy06:57
- Rotation by radians and quadrants | Trigonometry | Khan Academy03:50
- Example: Intersection of sine and cosine | Graphs of trig functions | Trigonometry | Khan Academy11:07
- Relating trig function through angle rotations | Trigonometry | Khan Academy06:13
- Unit circle symmetries for tan | Trig identities and examples | Trigonometry | Khan Academy07:15
- Modeling annual temperature variation with trigonometry | Trigonometry | Khan Academy06:46
- Pythagorean trig identity from unit circle | Trigonometry | Khan Academy06:12
- Midline, amplitude and period of a function | Graphs of trig functions | Trigonometry | Khan Academy04:58
- Example: Graph, domain, and range of sine function | Trigonometry | Khan Academy09:22
- Using the Pythagorean trig identity | Trig identities and examples | Trigonometry | Khan Academy06:15
- Symmetry of trig values | Trig identities and examples | Trigonometry | Khan Academy07:58
- Example: Amplitude and period cosine transformations | Trigonometry | Khan Academy10:43
- Determining the equation of a trig function | Graphs of trig functions | Trigonometry | Khan Academy05:22
- Example: Converting radians to degrees | Trigonometry | Khan Academy03:20
- Radian and degree conversion practice | Trigonometry | Khan Academy07:11
- e and compound interest | Interest and debt | Finance & Capital Markets | Khan Academy11:38
- e as a limit | Interest and debt | Finance & Capital Markets | Khan Academy05:39
- Factoring quadratics as (x+a)(x+b) (example 2) | Mathematics II | High School Math | Khan Academy04:20
- More examples of factoring quadratics with a leading coefficient of 1 | Algebra II | Khan Academy16:30
- Example 4: Factoring quadratics as a perfect square of a difference: (a-b)^2 | Khan Academy04:54
- Example 3: Factoring quadratics as a perfect square of a sum: (a+b)^2 | Algebra I | Khan Academy03:53
- Domain of a radical function | Functions and their graphs | Algebra II | Khan Academy01:47
- Explicit & recursive formulas for geometric sequences | High School Math | Khan Academy05:37
- Graphing exponential functions | Exponential and logarithmic functions | Algebra II | Khan Academy05:32
- Converting an explicit formula of a geometric sequence to a recursive formula | Khan Academy06:30
- Explicit and recursive definitions of sequences | Precalculus | Khan Academy08:18
- Recursive formulas for arithmetic sequences | Mathematics I | High School Math | Khan Academy06:16
- Introduction to arithmetic sequences | Sequences, series and induction | Precalculus | Khan Academy07:06
- Exponential growth and decay word problems | Algebra II | Khan Academy07:21
- Introduction to geometric sequences | Sequences, series and induction | Precalculus | Khan Academy10:45
- Introduction to special products of binomials | Algebra I | Khan Academy10:36
- More examples of factoring by grouping | Algebra I | Khan Academy13:57
- Graphs of square-root functions | Functions and their graphs | Algebra II | Khan Academy15:01
- Extraneous solutions to radical equations | Algebra I | Khan Academy11:10
- Asymptotes of rational functions | Polynomial and rational functions | Algebra II | Khan Academy21:06
- Another rational function graph example | Algebra II | Khan Academy08:20
- A third example of graphing a rational function | Algebra II | Khan Academy11:31
- Polynomial division | Polynomial and rational functions | Algebra II | Khan Academy12:09
- Simplifying rational expressions introduction | Algebra II | Khan Academy07:28
- Example: Solving for a variable | Linear equations | Algebra I | Khan Academy06:58
- Equations of sequence patterns | Sequences, series and induction | Precalculus | Khan Academy08:36
- Rearrange formulas to isolate specific variables | Linear equations | Algebra I | Khan Academy02:29
- Equation for parabola from focus and directrix | Conic sections | Algebra II | Khan Academy09:47
- Focus and directrix introduction | Conic sections | Algebra II | Khan Academy04:06
- Completing the square to write equation in standard form of a circle | Algebra II | Khan Academy04:20
- Writing standard equation of a circle | Mathematics II | High School Math | Khan Academy05:39
- Graphing a circle from its standard equation | Mathematics II | High School Math | Khan Academy05:13
- Radius and center for a circle equation in standard form | Algebra II | Khan Academy03:51
- Features of a circle from its graph | Mathematics II | High School Math | Khan Academy03:49
- Graphing circles from features | Mathematics II | High School Math | Khan Academy02:08
- Finite geometric series formula justification | High School Math | Khan Academy07:14
- Function inverse example 1 | Functions and their graphs | Algebra II | Khan Academy06:44
- Understanding function inverses example | Functions and their graphs | Algebra II | Khan Academy02:17
- Understanding inverse functions | Functions and their graphs | Algebra II | Khan Academy06:18
- Introduction to function inverses | Functions and their graphs | Algebra II | Khan Academy09:05
- Shifting & reflecting functions | Algebra II | High School Math | Khan Academy06:40
- Compressing functions | Mathematics III | High School Math | Khan Academy03:15
- Graphing shifted functions | Mathematics III | High School Math | Khan Academy02:47
- Shifting functions | Mathematics III | High School Math | Khan Academy07:41
- Polynomial divided by monomial | Polynomial and rational functions | Algebra II | Khan Academy04:45
- Example 1: Factoring a difference of squares with two variables | Algebra II | Khan Academy01:49
- Example 5: Factoring a fourth degree polynomial using the "perfect square” form | Khan Academy02:25
- Example 2: Multiplying a binomial by a polynomial | Algebra I | Khan Academy02:34
- Example: Complex roots for a quadratic | Algebra II | Khan Academy10:15
- Multiplying complex numbers | Imaginary and complex numbers | Precalculus | Khan Academy05:32
- Subtracting complex numbers | Imaginary and complex numbers | Algebra II | Khan Academy01:53
- Adding complex numbers | Imaginary and complex numbers | Algebra II | Khan Academy01:11
- Plotting complex numbers on the complex plane | Precalculus | Khan Academy01:14
- Introduction to complex numbers | Imaginary and complex numbers | Precalculus | Khan Academy04:44
- i as the principal root of -1 (a little technical) | Precalculus | Khan Academy06:45
- Calculating i raised to arbitrary exponents | Precalculus | Khan Academy06:21
- Imaginary roots of negative numbers | Imaginary and complex numbers | Precalculus | Khan Academy04:04
- Introduction to i and imaginary numbers | Imaginary and complex numbers | Precalculus | Khan Academy05:20
- Introduction to conic sections | Conic sections | Algebra II | Khan Academy10:58
- Finding focus and directrix from vertex | Conic sections | Algebra II | Khan Academy11:28
- Vi and Sal talk about the mysteries of Benford's law | Logarithms | Algebra II | Khan Academy08:05
- Plotting points of logarithmic function | Logarithms | Algebra II | Khan Academy04:10
- Natural logarithm with a calculator | Logarithms | Algebra II | Khan Academy03:37
- Graphing logarithmic functions | Exponential and logarithmic functions | Algebra II | Khan Academy09:10
- Proof: log a + log b = log ab | Logarithms | Algebra II | Khan Academy07:09
- Deducing with logarithmic and exponential form | Logarithms | Algebra II | Khan Academy05:59
- Writing in logarithmic and exponential form | Logarithms | Algebra II | Khan Academy01:42
- Change of base formula | Logarithms | Algebra II | Khan Academy07:32
- Logarithm of a power | Logarithms | Algebra II | Khan Academy04:49
- Introduction to logarithm properties | Logarithms | Algebra II | Khan Academy09:15
- Solving exponential equation with logarithm | Logarithms | Algebra II | Khan Academy02:51
- Richter scale | Logarithms | Algebra II | Khan Academy11:20
- Using multiple logarithm properties to simplify | Logarithms | Algebra II | Khan Academy02:10
- Benford's law explanation (sequel to mysteries of Benford's law) | Algebra II | Khan Academy06:27
- Introduction to logarithm properties (part 2) | Logarithms | Algebra II | Khan Academy10:05
- Logarithms | Logarithms | Algebra II | Khan Academy07:02
- Fancier logarithm expressions | Logarithms | Algebra II | Khan Academy04:20
- Sum of logarithms with same base | Logarithms | Algebra II | Khan Academy05:04
- Logarithmic scale | Logarithms | Algebra II | Khan Academy11:15
- Proof: a log b = log(b^a), log a - log b = log(a/b) | Logarithms | Algebra II | Khan Academy07:59
- Finite geometric series word problem: mortgage | Housing | Finance & Capital Markets | Khan Academy17:36
- Function inverses example 2 | Functions and their graphs | Algebra II | Khan Academy07:12
- Function inverses example 3 | Functions and their graphs | Algebra II | Khan Academy07:35
- Direct and inverse variation | Rational expressions | Algebra II | Khan Academy09:54
- Recognizing direct and inverse variation | Rational expressions | Algebra II | Khan Academy07:05
- Recognizing odd and even functions | Functions and their graphs | Algebra II | Khan Academy12:25
- Connection between even and odd numbers and functions | Algebra II | Khan Academy04:08
- Solving radical equations 2 | Exponent expressions and equations | Algebra I | Khan Academy03:34
- Solving radical equations 3 | Exponent expressions and equations | Algebra I | Khan Academy04:22
- Example 4: Adding and subtracting polynomials | Algebra I | Khan Academy02:27
- Example 7: Factor a polynomial with two variables by grouping | Algebra I | Khan Academy03:46
- Example 2: Factoring quadratics by grouping | Algebra I | Khan Academy03:55
- Example 3: Factoring quadratics by taking a common factor and grouping | Algebra II | Khan Academy04:46
- Example 4: Factoring quadratics by taking a negative common factor and grouping | Khan Academy05:17
- Example 6: Factoring a difference of squares with two variables | Algebra II | Khan Academy02:30
- Non-linear systems of equations 1 | Algebra II | Khan Academy05:44
- Non-linear systems of equations 2 | Algebra II | Khan Academy08:21
- Non-linear systems of equations 3 | Algebra II | Khan Academy06:57
- Simplifying rational expressions 1 | Polynomial and rational functions | Algebra II | Khan Academy04:12
- Simplifying rational expressions 2 | Polynomial and rational functions | Algebra II | Khan Academy06:42
- Simplifying rational expressions 3 | Polynomial and rational functions | Algebra II | Khan Academy03:53
- Multiplying and dividing rational expressions 1 | Algebra II | Khan Academy03:38
- Multiplying and dividing rational expressions 2 | Algebra II | Khan Academy04:52
- Multiplying and dividing rational expressions 3 | Algebra II | Khan Academy04:10
- Adding and subtracting rational expressions 3 | Algebra II | Khan Academy04:37
- Solving rational equations 3 | Polynomial and rational functions | Algebra II | Khan Academy04:32
- Applying rational equations 1 | Polynomial and rational functions | Algebra II | Khan Academy05:26
- Applying rational equations 2 | Polynomial and rational functions | Algebra II | Khan Academy06:00
- Applying rational equations 3 | Polynomial and rational functions | Algebra II | Khan Academy07:59
- Vi and Sal explore how we think about scale | Algebra II | Khan Academy06:56
- Solving exponential equation | Exponential and logarithmic functions | Algebra II | Khan Academy05:12
- Matching functions to their graphs | Algebra II | Khan Academy07:22
- Comparing exponential and logarithmic functions | Algebra II | Khan Academy05:42
- Graphs of logarithmic functions | Exponential and logarithmic functions | Algebra II | Khan Academy06:28
- Simplifying an exponential expression | Algebra II | Khan Academy05:09
- Decay of cesium 137 example | Exponential and logarithmic functions | Algebra II | Khan Academy09:13
- Rewriting an exponential expression in a hairier way | Algebra II | Khan Academy08:31
- Modeling with combined functions | Functions and their graphs | Algebra II | Khan Academy03:07
- Comparing features of functions (example 2) | Functions and their graphs | Algebra II | Khan Academy03:59
- Quadratic inequality word problem | Functions and their graphs | Algebra II | Khan Academy10:00
- Comparing features of functions (example 3) | Functions and their graphs | Algebra II | Khan Academy04:30
- Constructing an exponential equation example | Algebra II | Khan Academy08:48
- Product of functions | Functions and their graphs | Algebra II | Khan Academy03:00
- Modeling with function composition | Functions and their graphs | Algebra II | Khan Academy04:15
- Matching radical functions with graphs exercise example | Algebra II | Khan Academy03:41
- Creating new function from composition | Functions and their graphs | Algebra II | Khan Academy02:56
- Recognizing features of functions (example 1) | Algebra II | Khan Academy02:23
- Making more pizzas to spread cost per pizza | Functions and their graphs | Algebra II | Khan Academy09:00
- Evaluating composite functions example | Functions and their graphs | Algebra II | Khan Academy04:11
- Sum of functions | Functions and their graphs | Algebra II | Khan Academy02:33
- Flipping and shifting radical functions | Functions and their graphs | Algebra II | Khan Academy07:15
- Quotient of functions | Functions and their graphs | Algebra II | Khan Academy06:18
- Comparing features of functions (example 1) | Functions and their graphs | Algebra II | Khan Academy02:47
- Introduction to function composition | Functions and their graphs | Algebra II | Khan Academy06:15
- Interpreting features of functions (example 2) | Algebra II | Khan Academy03:18
- Recognizing features of functions (example 2) | Algebra II | Khan Academy03:53
- Algebraic expressions with fraction division | Introduction to algebra | Algebra I | Khan Academy05:45
- Algebraic expression adding fractions | Introduction to algebra | Algebra I | Khan Academy02:43
- Sigma notation for sums | Sequences, series and induction | Precalculus | Khan Academy04:27
- Binomial theorem combinatorics connection | Algebra II | Khan Academy11:59
- Example 6: Factoring quadratics with two variables | Algebra I | Khan Academy02:46
- Example 6: Subtracting polynomials with two variables | Algebra I | Khan Academy02:10
- Example 5: Factoring quadratics with two variables (leading coefficient is 1) | Khan Academy06:11
- Example 2: Factoring a difference of squares with leading coefficient other than 1 | Khan Academy02:23
- Introduction to grouping | Algebra I | Khan Academy04:12
- Worked example: finite geometric series (sigma notation) | High School Math | Khan Academy02:47
- Geometric series | Sequences, series and induction | Precalculus | Khan Academy04:28
- Series as sum of sequence | Sequences, series and induction | Precalculus | Khan Academy02:53
- Least common multiple exercise 2 | Factors and multiples | Pre-Algebra | Khan Academy02:35
- Least common multiple exercise | Factors and multiples | Pre-Algebra | Khan Academy04:16
- Solving radical equations | Exponent expressions and equations | Algebra I | Khan Academy03:11
- Analyzing polynomial manipulations | Polynomial and rational functions | Algebra II | Khan Academy07:38
- Graphs of rational functions: vertical asymptotes | High School Math | Khan Academy05:33
- Why synthetic division works | Polynomial and rational functions | Algebra II | Khan Academy07:00
- Worked example: arithmetic series (sum expression) | High School Math | Khan Academy06:46
- Synthetic division | Polynomial and rational functions | Algebra II | Khan Academy05:21
- Algorithm for mentally computing binomial expansion coefficients | Algebra II | Khan Academy04:59
- Synthetic division example 2 | Polynomial and rational functions | Algebra II | Khan Academy05:00
- Simplifying rational expressions (old video) | Algebra II | High School Geometry | Khan Academy00:56
- Dividing rational expressions: unknown expression | High School Math | Khan Academy06:01
- Multiplying & dividing rational expressions: monomials | High School Math | Khan Academy05:55
- Linear vs. exponential growth: from data | High School Math | Khan Academy05:56
- Transforming exponential graphs | Mathematics III | High School Math | Khan Academy03:04
- Verifying inverse functions by composition | Mathematics III | High School Math | Khan Academy06:40
- Factoring sum of squares | Imaginary and complex numbers | Precalculus | Khan Academy04:51
- Dividing polynomials 1 | Polynomial and rational functions | Algebra II | Khan Academy03:20
- Finding zeros of polynomials (example 2) | Mathematics III | High School Math | Khan Academy06:44
- Example factoring sum of squares | Imaginary and complex numbers | Precalculus | Khan Academy02:32
- Equations with rational expressions (example 2) | Mathematics III | High School Math | Khan Academy07:11
- Difference of cubes factoring | Polynomial and rational functions | Algebra II | Khan Academy04:12
- Adding rational expression: unlike denominators | High School Math | Khan Academy05:10
- Evaluating composite functions: using tables | Mathematics III | High School Math | Khan Academy04:09
- Constructing exponential models | Mathematics II | High School Math | Khan Academy03:47
- Systems of nonlinear equations 2 | Systems of equations and inequalities | Algebra II | Khan Academy03:34
- Finding zeros of polynomials (2 of 2) | Mathematics III | High School Math | Khan Academy02:59
- Extraneous solutions of radical equations (example 2) | High School Math | Khan Academy04:56
- Exponential model word problem: medication dissolve | High School Math | Khan Academy04:04
- Exponential model word problem: bacteria growth | High School Math | Khan Academy01:33
- Polynomial remainder theorem to test factor | Algebra II | Khan Academy03:26
- Finding inverse functions: radical | Mathematics III | High School Math | Khan Academy04:36
- Interpreting equations graphically | Mathematics III | High School Math | Khan Academy04:04
- Polynomial remainder theorem example | Polynomial and rational functions | Algebra II | Khan Academy03:31
- Equations with rational expressions | Mathematics III | High School Math | Khan Academy05:11
- Polynomial remainder theorem | Polynomial and rational functions | Algebra II | Khan Academy06:42
- Polynomial remainder theorem proof | Polynomial and rational functions | Algebra II | Khan Academy05:41
- Finding horizontal and vertical asymptotes | Rational expressions | Algebra II | Khan Academy11:22
- Verifying inverse functions by composition: not inverse | High School Math | Khan Academy04:11
- Ex 1: Multi step equation | Rational expressions | Algebra II | Khan Academy03:11
- Worked example: arithmetic series (sigma notation) | High School Math | Khan Academy07:01
- Interpreting change in exponential models: changing units | High School Math | Khan Academy04:21
- Graphs of rational functions: zeros | High School Math | Khan Academy07:46
- Factoring sum of cubes | Polynomial and rational functions | Algebra II | Khan Academy04:46
- Reflecting & compressing functions | Mathematics III | High School Math | Khan Academy04:20
- End behavior of rational functions | Mathematics III | High School Math | Khan Academy10:06
- Finding inverse functions: rational | Mathematics III | High School Math | Khan Academy07:01
- Dividing polynomials with remainders example | Algebra II | Khan Academy02:41
- Least common multiple of polynomials | Mathematics III | High School Math | Khan Academy06:51
- Analyzing vertical asymptotes of rational functions | High School Math | Khan Academy07:05
- Simplifying rational expressions: common monomial factors | High School Math | Khan Academy06:58
- Graphs of rational functions: y-intercept | Mathematics III | High School Math | Khan Academy03:07
- Possible number of real roots | Polynomial and rational functions | Algebra II | Khan Academy03:46
- Intuitive connection between binomial expansion and combinatorics | Algebra II | Khan Academy04:15
- Constructing a geometric series for new users | Precalculus | Khan Academy08:03
- Even & odd polynomials | Mathematics III | High School Math | Khan Academy07:22
- Arithmetic series intro | Mathematics III | High School Math | Khan Academy03:56
- Fundamental theorem of algebra | Polynomial and rational functions | Algebra II | Khan Academy05:34
- Determining if a function is invertible | Mathematics III | High School Math | Khan Academy04:03
- Constructing a polynomial that has a certain factor | Algebra II | Khan Academy03:39
- Simplifying rational expressions: two variables | High School Math | Khan Academy06:10
- Linear vs. exponential growth: from data (example 2) | High School Math | Khan Academy06:55
- Solving exponential equations using exponent properties | High School Math | Khan Academy04:56
- Subtracting rational expressions: unlike denominators | High School Math | Khan Academy04:46
- Horizontal and vertical asymptotes of function | Rational expressions | Algebra II | Khan Academy11:04
- Binomial theorem | Polynomial and rational functions | Algebra II | Khan Academy13:15
- Solving square-root equations: no solution | Mathematics III | High School Math | Khan Academy03:58
- Subtracting rational expressions: factored denominators | High School Math | Khan Academy04:47
- Transforming exponential graphs (example 2) | Mathematics III | High School Math | Khan Academy05:18
- Constructing exponential models: half life | Mathematics II | High School Math | Khan Academy04:17
- End behavior of algebraic models | Mathematics III | High School Math | Khan Academy02:59
- Inverse variation application | Rational expressions | Algebra II | Khan Academy04:42
- Evaluating composite functions | Mathematics III | High School Math | Khan Academy04:09
- Extraneous solutions of radical equations | Mathematics III | High School Math | Khan Academy05:22
- Solving exponential equations using exponent properties (advanced) | High School Math | Khan Academy07:01
- Estimating a solution to nonlinear system with calculator | Algebra II | Khan Academy08:03
- Factoring 5th degree polynomial to find real zeros | Algebra II | Khan Academy08:02
- Evaluating composite functions: using graphs | Mathematics III | High School Math | Khan Academy03:01
- Determining coefficient in binomial expansion | Algebra II | Khan Academy08:41
- Matching rational functions to their graphs | Rational expressions | Algebra II | Khan Academy06:06
- Modeling with composite functions | Mathematics III | High School Math | Khan Academy06:42
- Worked example: arithmetic series (recursive formula) | High School Math | Khan Academy05:20
- Dividing polynomials with remainders | Polynomial and rational functions | Algebra II | Khan Academy06:23
- Interpreting change in exponential models: with manipulation | High School Math | Khan Academy04:20
- Graphs of rational functions: horizontal asymptote | Algebra II | High School Math | Khan Academy03:15
- Discontinuities of rational functions | Mathematics III | High School Math | Khan Academy06:45
- Using the logarithm change of base rule | Mathematics III | High School Math | Khan Academy06:42
- Adding & subtracting rational expressions: like denominators | High School Math | Khan Academy03:44
- Systems of nonlinear equations 3 | Systems of equations and inequalities | Algebra II | Khan Academy04:14
- Polynomial end behavior | Polynomial and rational functions | Algebra II | Khan Academy08:10
- Identifying graph based on roots | Polynomial and rational functions | Algebra II | Khan Academy05:27
- Interpreting change in exponential models | Mathematics II | High School Math | Khan Academy06:53
- Direct inverse and joint variation | Rational expressions | Algebra II | Khan Academy05:30
- Pascal's triangle for binomial expansion | Algebra II | Khan Academy08:20
- Graphing exponential functions | Mathematics III | High School Math | Khan Academy03:14
- Estimating a solution to nonlinear system with calculator part 2 | Algebra II | Khan Academy04:25
- Solving square-root equations: two solutions | Mathematics III | High School Math | Khan Academy05:28
- Connecting Pascal's triangle to binomial combinatorics | Algebra II | Khan Academy04:06
- Constructing exponential models: percent change | Mathematics II | High School Math | Khan Academy04:51
- Finding zeros of polynomials (1 of 2) | Mathematics III | High School Math | Khan Academy09:08
- Simplifying rational expressions: higher degree terms | High School Math | Khan Academy05:52
- Interpreting time in exponential models | Mathematics II | High School Math | Khan Academy06:42
- Periodicity of algebraic models | Mathematics III | High School Math | Khan Academy03:20
- Fundamental theorem of algebra for quadratic | Algebra II | Khan Academy06:35
