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Khan Academy

Mathematics I | High School Math | Khan Academy

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304 items
Last updated on Jul 17, 2018
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Impact on median and mean when removing lowest value example | 6th grade | Khan Academy
5:36
How to estimate the average rate of change of a modeling function from a graph | Khan Academy
6:57
Writing equations in all forms | Algebra I | Khan Academy
7:56
What is the domain of a function? | Functions | Algebra I | Khan Academy
6:44
DEPRECATED Constructing linear and exponential functions from graph | Algebra II | Khan Academy
7:38
Example: Correlation coefficient intuition | Mathematics I | High School Math | Khan Academy
7:20
Constructing quadrilateral based on symmetry | Transformations | Geometry | Khan Academy
3:07
Perpendicular lines from equation | Mathematics I | High School Math | Khan Academy
3:29
Constructing a box and whisker plot | Probability and Statistics | Khan Academy
8:18
How to match function input to output given the graph (example) | Algebra I | Khan Academy
1:06
Compound inequalities | Linear inequalities | Algebra I | Khan Academy
4:31
Finding a point part way between two points | Analytic geometry | Geometry | Khan Academy
4:40
Simplifying quotient of powers (rational exponents) | Algebra I | High School Math | Khan Academy
2:30
Example 2: Variables on both sides | Linear equations | Algebra I | Khan Academy
4:07
How to determine the domain of a modeling function (example with a function) | Khan Academy
2:18
Talking bird solves systems with substitution | Algebra II | Khan Academy
5:21
Checking solutions of two-variable linear inequalities example | Algebra I | Khan Academy
6:06
Thinking about shapes of distributions | Data and statistics | 6th grade | Khan Academy
5:06
Area of trapezoid on the coordinate plane | High School Math | Khan Academy
6:53
Proof: Rhombus area half product of diagonal length | Quadrilaterals | Geometry | Khan Academy
5:07
Simplifying square-root expressions | Mathematics I | High School Math | Khan Academy
8:29
Example of rigid transformation and congruence | Congruence | Geometry | Khan Academy
3:57
Problem involving angle derived from square and circle | Congruence | Geometry | Khan Academy
8:15
Fractional exponent expressions 2 | Exponent expressions and equations | Algebra I | Khan Academy
7:32
Domain of a radical function | Functions and their graphs | Algebra II | Khan Academy
1:47
Constructing linear functions example 2 | Algebra I | Khan Academy
8:23
Recognize functions from tables | Functions and their graphs | Algebra II | Khan Academy
4:40
More examples of constructing linear equations in slope-intercept form | Algebra I | Khan Academy
14:58
Points on line of reflection | Transformations | Geometry | Khan Academy
5:40
Standard form for linear equations | Algebra I | Khan Academy
8:06
Exponential equation with rational answer | Exponent expressions | Algebra I | Khan Academy
4:02
Exponential growth functions | Exponential and logarithmic functions | Algebra II | Khan Academy
7:41
Thinking about dilations | Transformations | Geometry | Khan Academy
2:39
How to find the average rate of change from a formula | Functions | Algebra I | Khan Academy
5:04
Points after rotation | Transformations | Geometry | Khan Academy
8:12
Proof: Sum of measures of angles in a triangle are 180 | Geometry | Khan Academy
4:28
Equilateral and isosceles example problems | Congruence | Geometry | Khan Academy
6:27
Congruent legs and base angles of isosceles triangles | Congruence | Geometry | Khan Academy
9:03
Graphing solutions to two-variable linear equations example 1 | Algebra I | Khan Academy
4:29
Introduction to cube roots | Numbers and operations | 8th grade | Khan Academy
8:00
Other triangle congruence postulates | Congruence | Geometry | Khan Academy
13:28
Understanding linear and exponential models | Functions and their graphs | Algebra II | Khan Academy
3:28
Explicit & recursive formulas for geometric sequences | High School Math | Khan Academy
5:37
Using arithmetic sequences formulas | Mathematics I | High School Math | Khan Academy
3:37
5th roots | Mathematics I | High School Math | Khan Academy
4:20
How to interpret an expression with function notation | Functions | Algebra I | Khan Academy
2:35
What is the range of a function? | Functions | Algebra I | Khan Academy
6:38
Recognizing points on a circle | Analytic geometry | Geometry | Khan Academy
10:21
Graphing exponential functions | Exponential and logarithmic functions | Algebra II | Khan Academy
5:32
Proof: parallel lines have the same slope | High School Math | Khan Academy
5:48
Slope-intercept equation from a graph examples | Algebra I | Khan Academy
11:11
Compound inequalities | Linear inequalities | Algebra I | Khan Academy
11:45
Graphing linear functions example 1 | Algebra I | Khan Academy
5:29
Unit measurement word problem: running laps (US customary) | Algebra I | Khan Academy
8:04
Constructing a shape by reflecting over 2 lines | Transformations | Geometry | Khan Academy
7:20
Two-variable linear equations and their graphs | Algebra I | Khan Academy
8:20
Interpreting linear formulas example 2 | Algebra I | Khan Academy
2:34
How to determine the domain of a modeling function | Functions | Algebra I | Khan Academy
2:33
Slope-intercept equation from slope and point | Algebra I | Khan Academy
3:46
Systems of linear inequalities word problems example | Algebra II | Khan Academy
9:45
Formal translation tool example | Transformations | Geometry | Khan Academy
1:31
Introduction to graphing systems of linear inequalities | Algebra II | Khan Academy
5:36
Slope from two ordered pairs example 2 | Algebra I | Khan Academy
5:05
Finding intercepts from a table | Algebra I | Khan Academy
4:00
Congruent triangles and SSS | Congruence | Geometry | Khan Academy
11:29
Interpreting units in formulas: novel units | Mathematics I | High School Math | Khan Academy
3:26
Example involving an isosceles triangle and parallel lines | Congruence | Geometry | Khan Academy
3:16
Equilateral triangle sides and angles congruent | Congruence | Geometry | Khan Academy
6:29
Multiplying & dividing powers (integer exponents) | Mathematics I | High School Math | Khan Academy
4:23
Graphs of systems of inequalities word problem | Mathematics I | High School Math | Khan Academy
3:34
Manipulating expressions using structure (example 2) | High School Math | Khan Academy
2:40
Graphs of two-variable inequalities word problem | Mathematics I | High School Math | Khan Academy
4:58
Number of solutions to linear equations ex 3 | Linear equations | Algebra I | Khan Academy
1:40
Another congruence by transformation example | Congruence | Geometry | Khan Academy
1:13
Graphing solutions to two-variable linear equations example 2 | Algebra I | Khan Academy
7:10
Positive and negative slope | Algebra I | Khan Academy
5:01
Extending arithmetic sequences | Mathematics I | High School Math | Khan Academy
1:06
Modeling ticket fines with exponential function | Algebra II | Khan Academy
5:37
Comparing growth of exponential & quadratic models | Algebra I | High School Math | Khan Academy
7:00
Midpoint formula | Analytic geometry | Geometry | Khan Academy
6:41
Multi-step unit conversion word problem | Introduction to algebra | Algebra I | Khan Academy
4:13
How to find the average rate of change of a modeling function from a table | Khan Academy
3:39
Finding the inequality representing the graph example | Algebra I | Khan Academy
3:03
Initial value & common ratio of exponential functions | High School Math | Khan Academy
5:26
Slope from equation | Mathematics I | High School Math | Khan Academy
6:18
Converting recursive & explicit forms of arithmetic sequences | High School Math | Khan Academy
6:07
Proof: Rhombus diagonals are perpendicular bisectors | Quadrilaterals | Geometry | Khan Academy
4:04
Simplifying cube root expressions | Algebra I | Khan Academy
4:25
Solving systems of linear equations with substitution example | Algebra II | Khan Academy
4:21
Solving the troll riddle visually | Algebra II | Khan Academy
5:41
How to interpret an expression with function notation | Functions | Algebra I | Khan Academy
3:23
Using explicit formulas of geometric sequences | Mathematics I | High School Math | Khan Academy
1:36
Introduction to minimum and maximum points | Functions | Algebra I | Khan Academy
5:30
Proof: perpendicular lines have negative reciprocal slope | High School Math | Khan Academy
8:54
Slope-intercept form | Algebra I | Khan Academy
8:59
Evaluating functions given their formula | Functions and their graphs | Algebra II | Khan Academy
0:58
Converting an explicit formula of a geometric sequence to a recursive formula | Khan Academy
6:30
Slope and rate of change | Graphing lines and slope | Algebra Basics | Khan Academy
13:42
Consistent and inconsistent systems | Algebra II | Khan Academy
5:29
Horizontal & vertical lines | Mathematics I | High School Math | Khan Academy
5:14