Answer:
17.7763888346
Step-by-step explanation:
ANSWER

EXPLANATION
The dimensions of a matrix is of the form:

The dimensions of the first matrix is

The dimensions of the second matrix is

Since the inner products are the same,the outer products give the dimensions of the product of the two matrices.

Therefore the dimensions of the product is a 2×2 matrix.
Answer:
0.1333 or 
Step-by-step explanation:
The attached image contains the steps.
I think the answer is a I'm not sure