Back to course overview:Linear Algebra

Lesson 7 of 26 · Determinants and Inverses

Inverse matrices, column space and null space

3Blue1Brown12mVideo

Solving a system of equations restated as undoing a transformation — which immediately explains why a zero determinant means there may be no solution.

Video not playing? Some channels disable embedding, and there is no way around it.Open on YouTubeinstead — then come back and mark it complete.