Question

Please help! Correct answer only, please! Given matrix A and B both have dimensions 2 x 2 and are the inverse of one another what should be the following product? A · B A. B. C. D.

Answer 1

Answer:

if a matrix and another are inverse of each other, then they will form something known as the identity matrix. The identity matrix is the one I posted in the picture above. So your answer would be B