Question

1- Calcule:
a) (-2,3)x(-4,5)
b) (+0,456)x(-2,3)
c) (+12,9)x(+7,3)
d) (-4,53)x(+3,6) ​

Answer 1

Resposta:

a)10,35

b) -1,0488

c) 94,17

d) -16,308