Question

calcule as expressões abaixo

a)(+6).(+8)=

b)(-6).(-8)=

c)(+6).(-8)=

d)(-6).(+8)=

e)(-9).(-2)=

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

g)(+4).(-3)=

h)(-7).(+7)=

Answer 1

Resposta:

a 48

b 48

c -48

d -48

E 18

f - 35

g -12

h - 49

Answer 2

Resposta:

a) +48

b) +48

c) -48

d) -48

e) +18

f) -35

g) -12

h) -49