An explanation of even and odd functions.
- Author:
- Khan, Salman
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This lesson gives a possible reason why even functions are called even, and odd functions are called odd.
- Author:
- Khan, Salman
An introduction to i and imaginary numbers.
- Author:
- Khan, Salman
An introduction to i and imaginary numbers. [Algebra: Lesson 31 of 8]
- Author:
- Khan, Salman
An introduction to the circle. [Algebra: Lesson 52 of 86]
- Author:
- Khan, Salman
An introduction to the ellipse. [Algebra: Lesson 53 of 86]
- Author:
- Khan, Salman
An introduction to the foci, or focuses, of a hyperbola. [Algebra: Lesson 61 of 86]
- Author:
- Khan, Salman
An introduction to the hyperbola and conic sections. [Algebra: Lesson 54 of 86]
- Author:
- Khan, Salman
A continuation of the lesson on hyperbolas and conic sections. [Algebra: Lesson 55 of 86]
- Author:
- Khan, Salman
Additional explanation of hyperbolas and the conic section. [Algebra: Lesson 56 of 86]
- Author:
- Khan, Salman
An introduction to using the quadratic equation to solve 2nd degree polynomials.
- Author:
- Khan, Salman
This 14-minute video lesson shows how to take the inverse of a 2x2 matrix. [Linear Algebra playlist: Lesson 4 of 143]
- Author:
- Khan, Salman
This 17-minute video lesson shows how to invert a 3x3 matrix. [Linear Algebra playlist: Lesson 5 of 143]
- Author:
- Khan, Salman
This 14-minute video lesson uses Gauss-Jordan elimination to invert a 3x3 matrix. [Linear Algebra playlist: Lesson 6 of 143]
- Author:
- Khan, Salman
An introduction to slightly more complicated equations.
- Author:
- Khan, Salman
How to solve equations with the variable on both sides of the equation.
- Author:
- Khan, Salman
Demonstration of solving linear equations with variable expressions in the deominators of fractions.
- Author:
- Khan, Salman
This 17-minute video lesson uses the inverse of a matrix to solve a system of equations.
- Author:
- Khan, Salman
This 14-minute video lesson uses matrices to figure out if some combination of 2 vectors can create a 3rd vector.
- Author:
- Khan, Salman
This 14-minute video lesson shows how to multiply two 2x2 matrices.
- Author:
- Khan, Salman