Question

Let A = `[(1, -1, 2),(2, 1, 0)], B = [(0, 1, -1),(1, 2, 3)], C = [(-1, 2, 3),(0, 0, 1)]`

Find the following:

A − B

Answer 1

A − B = `[(1 - 0, -1 - 1, 2 - (-1)),(2 - 1, 1 - 2, 0 - 3)]`

= `[(1, -2, 3),(1, -1, -3)]`