The product of the two matrices is:
[-5 * -5 + -2 * -9, -5 * 7 + -2 * -5]
[-8 * -5 + -5 * -9, -8 * 7 + -5 * -5]
Simplifying,
[25 + 18, -35 + 10]
[40 + 45, -56 + 25]
[43, -25]
[85, -31]
find the product
[-5 -2] [-5 7]
[-8 -5] [-9 -5]
1 answer