Question

If A=(-3,-2,1,4) and B=(0,1,2,4),find I.A-B II.B-A

Answer 1

Answer:

A-B=(-3-0, -2-1, 1-2, 4-4)

(-3, -3, -1, 0)

B-A= (0-(-3), 1-(-2), 2-1, 4-4)

(3, 3,1,0