Khan Academy Matrices

What you will learn from this course?

– Introduction to matrices
– Representing linear systems of equations with augmented matrices
– Elementary matrix row operations
– Row-echelon form and Gaussian elimination
– Adding and subtracting matrices
– Multiplying matrices by scalars
– Properties of matrix addition & scalar multiplication
– Multiplying matrices by matrices
– Properties of matrix multiplication
– Matrices as transformations
– The determinant of a 2×2 matrix
– Introduction to matrix inverses
– Finding the inverse of a matrix using its determinant
– Practice finding the inverses of 2×2 matrices
– Solving equations with inverse matrices
– Model real-world situations with matrices

Certification : No
Time to complete : 1 week
Cost : Free
Course Level : Beginner
Language : English