Question

Me ajudem a resolver? por favor

Answer 1

C)

1/2 x 1/2 x 4 + (-1) x 1 x 3 = 1 - 3= -2

- (3 x 1/2 x 4 + (-2) x (-1) x 4 = 6 + 8) = -(14)

-2 - 14 = -16