Question

If a = [2 0,-3 1] and b = [0 1,-2 3],find 1) BA 2) A²​

Answer 1

Step-by-step explanation:

a =20-31, b=1-23

=a = -11, b= -22

1) BA=-11*-22= 242

2) A^2= -11*-11= 121.