Question

Seja A = {− 2, 0, 2}, B = {− 1, 3} e C = {− 2, 0}, determine: a) A × B b) A x C c) B x A d) C x B e) A²

Answer 1

Resposta:

aXB

2,-6,0-,-2,6

axc

4, 0, -4

b x a

2, 0, -2, -6, 6

c x b

2, -6 ,0

a ao quadrado

4, 0