Question

efetue as multiplicações de interios:
a)(-5)×(-9)=
b)(-8)×(+15)=
c)(-1)×(+1)×(-1)=
d)(+2)×(-5)×(-8)=
e)(-6)×(-9)=
f)(+18)×(-3)=
g)(-13)×(+10)=
h)(-4)×(+25)=
i)(-5)×(-20)=
j)(+10)×(+9)=
k)(-8)×(-1)×(+6)=
l)(-5)×(-12)×(+2)=
por favor eu preciso para hj​

Answer 1

Explicação passo-a-passo:

a)(-5)×(-9)=+45

b)(-8)×(+15)=-120

c)(-1)×(+1)×(-1)=+1

d)(+2)×(-5)×(-8)=+80

e)(-6)×(-9)=+54

f)(+18)×(-3)=-54

g)(-13)×(+10)=-130

h)(-4)×(+25)=-100

i)(-5)×(-20)=+100

j)(+10)×(+9)=+90

k)(-8)×(-1)×(+6)=+48

l)(-5)×(-12)×(+2)=+120