Question

Calcule as multiplicações:
a) (+2).(+4).(+5). (+3) =
b) (-2).(-3).(+6).(-1) =
c) (+4).(+8).(-2).(-3) =
d) (-10).(-1). (-2).(-1) =
e) (-20).(-2). (0). ( +1) =​

Answer 1

a)120

b) -36

c) 192

d) -20

e)0