Question

a) (-4).(-13) =
b) (+19).(+5)=
c)(-7).(+ 8) =
d) (+6)​

Answer 1

Resposta:

a) 52

b) 95

c) -56

d) 6

Explicação passo-a-passo:

a) (-) x (-) = + => 4 x 13 = 52

b) 19 x 5 = 95

c) - ( 7 x 8) = - 56

d) (+6) = 6