Question

Watch help videoGiven the matrices A and B shown below, find B +A11B5

Answer 1

we have that

A+B=B+A -------> is the same

so

B+A= (1-5) (-3+3) (4-5) (-5-2)

(2-4) (5-2) (-4+4) (4-5)

B+A= -4 0 -1 -7

-2 3 0 -1