Question

qual e a resposta (-7\9).(+2\7).(-1\6)

Answer 1

$\frac{-7}{9} * \frac{+2}{7} . \frac{1}{2} =$

Simplifica -7 com + 7 = -1

$\frac{-1*2}{9} * \frac{1}{2} =$

$\frac{-2}{9} * \frac{1}{2} =$

Simplifica -2 com + 2 =-1

$\frac{-1.1}{9}$=$\frac{-1}{9}$

Resposta -1/9

Bons estudos1!!