Question
A and B are two matrices. If A=
1 2
4 3
Find B given that A^2 = A +B
1 2
4 3
Find B given that A^2 = A +B
Answers
Reiny
A^2 =
9 8
16 17
which is A+B
so B =
8 6
12 14
9 8
16 17
which is A+B
so B =
8 6
12 14