Question

a) (-1/2). (+2/3). (-3/7) =

b) (-2/5).(-3/2).(-8/5) =

c) (-1/2). (-1/2).(-1/2) =

d) (-1). (+5/3).(+3/5) =

e) (+7).(-1/7).(+7) =

4) efetue as multiplicações
A) (-2/3) .(+1/5)=

b) (-7/3). (-3/7) =

c) (1/5). (-7/3) = =

d) (-2/9). 5/7 =

e) (-3/4). (-5/7) = =

f) (-2). (-1/6) =

8) 5. (-4/7) = =

h) -2.(-1/3) =

Answer 1

Resposta:

A) -2/21 B) 5/32 C) -8/27 D) 3/20 E) -2/65 f) 10/3 g)-3/32 h )7/100

Explicação passo-a-passo: