Question

What is the product ?

Answer 1

Explanation:

1 3 1 * 2 -2 = 1*2+3*3+1*4 1*-2+3*5+1*1 = 15 14

-2 1 0 3 5 -2*2+1*3+0 -2*-2+1*5+0 -1 9

4 1