Google Classroom구글 클래스룸
GeoGebra지오지브라 클래스룸

I. 9. Composition of linear transformations

The composition of linear maps corresponds to the matrix multiplication. Linear map T1 followed by map T2 is represented by matrix T2 . T1. The inverse of a linear map, when defined, is again a linear map described by inverse matrix.

Composition of two reflections in line.