Question

2) Efetue:
a) (+7).(-2) =
b) (-8). (+3) =
c) (+7). (-6) =
d) (-6). (+1) =​

Answer 1

a)

$\boxed{\boxed{\boxed{\mathsf{(+7)(-2)=-14}}}}$

b)

$\boxed{\boxed{\boxed{\mathsf{(-8)(+3)=-24}}}}$

c)

$\boxed{\boxed{\boxed{\mathsf{(+7)(-6)=-42}}}}$

d)

$\boxed{\boxed{\boxed{\mathsf{(-6)(+1)=-6}}}}$