Show that square matrix has an inverse, then it is unique Question Show that square matrix has an inverse, then it is unique in progress 0 Math Lydia 2 weeks 2021-09-13T21:41:02+00:00 2021-09-13T21:41:02+00:00 1 Answer 0 views 0

## Answers ( )

Answer:To show that the uniqueness of the inverse matrix, we show that B=C as follows. Let I be the n×n identity matrix. B=BI=B(AC) by (**)=(BA)C by the associativity=IC by (*)=C.