Question

Efetue as multiplicações:
a) (+3) ・ (+2) =
b) (+8) ・ (+3) =
c) (+7) ・ (+1) =
d) (+8) ・ (–4) =
e) (+1) ・ (–9) =
f) (–8) ・ (+1) =
g) (+10) ・ (+9) =
h) (+1) ・ (+15) =

Answer 1

1. Resposta:

A6 B24 C7 D-32 E-9 F-8 G90 H15

Explicação passo-a-passo:

Boa sorte