Question

1 Efetue as mutiplicações

a) (-12).(-8)=

b) (-12).(+8) =

c) (+8).(+12)=

d) (+8).(-12) =

e) (-7).(+5)=


f) (+5).(+7)=


g(4)-(6)=

h)(+4). (12) =

0(-5).(-31)= D(-5).(+22)=


k) (+15) - (+32) =

0 D(-29).(+13) =
​

Answer 1

Resposta:

A= 96 B= -96 C= 96 D= -96 E= -35 F= 35 G= -2 H= 48 O= 155 D (-5)×(+22)= -110 K= -17 O d= -377