3Blue1Brown

More linear algebra quizzes. Cramer's rule is a neat trick for solving equations, and for understanding inverse matrices. Understanding the geometry behind it is a great workout for testing your geometric intuitions of L.A.

Cramer's rule: beta.retainit.app/game/6645eb942b199800456d7518
Changes of basis: beta.retainit.app/game/6645f4302b199800456d7763

Full series: www.youtube.com/playlist?list...

1 month ago | [YT] | 544