Question

Calcule:

A) (+3) . (-6)
B) (-2) . (+5)
C) (+1) . (+8)
D) (+7) . (-3)
E) (+3) . (+15)

Answer 1

Resposta:

A=

Explicação passo-a-passo:

A) (+3) . (-6)= 0

B) (-2) . (+5)= -10

C) (+1) . (+8)=8

D) (+7) . (-3)=-21

E) (+3) . (+15)=-12

Answer 2

Resposta:

A)(+4)×(-6)

= -24

B)(-2)×(+5)

= -10

C)(+1)×(+8)

= 8

D)(+7)×(-3)

= -21

E)(+3)×(+15)

= 45