SOLUTION: Please help me suppose {{{A }}},{{{ B }}}and {{{AB - I }}}are non-degenerate and have same order. prove that (1){{{ A - B^-1 }}}is non-degenerate. (2) {{{(A - B^-1)^-1

SOLUTION: Please help me suppose {{{A }}},{{{ B }}}and {{{AB - I }}}are non-degenerate and have same order. prove that (1){{{ A - B^-1 }}}is non-degenerate. (2) {{{(A - B^-1)^-1 - A^

Question 1102577: Please help me
suppose ,and are non-degenerate and have same order.
prove that
(1)is non-degenerate.
(2) is non-degenerate
Answer by ikleyn(52898) (Show Source): You can put this solution on YOUR website!
.
This problem was posted to the forum one or two months ago.

I solved the part (1) at this link

https://www.algebra.com/algebra/homework/Matrices-and-determiminant/Matrices-and-determiminant.faq.question.1099395.html

https://www.algebra.com/algebra/homework/Matrices-and-determiminant/Matrices-and-determiminant.faq.question.1099395.html

WHAT IS THE REASON TO POST IT AGAIN AND AGAIN ? ? ?

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