Question

Resolva as multiplicação:

A) (+5) x (+2) =
B) (+3) x (+7) =
C) (+3) x (-2) =
D) (-5) x (+4) =
E) (+7) x (+10) =
F) (-7) x (+10) =

Answer 1

Resposta:

a)10

b)21

c)-6

d)-20

e)70

f)-70