Question

1) Resolve As multiplicacões NO CONJUNTO
A) (-2). (+7)=
c) (+5).(-9)
B) (-6)-(-8)=
d) (-2).(+3).(-5)=​

Answer 1

Resposta:

A) (-2).(+7)=-14

B) (+5).(-9)=-45

C) (-6)-(-8)=+14