Question

cual es él resultado de [(3/9]÷[(3/4)(7/5)]=​

Answer 1

Respuesta:

[(3/9]÷[(3/4)(7/5)]=

$(( \frac{3}{9} \div (( \frac{3}{4}) \times ( \frac{7}{5})) =$

$(\frac{3}{9} \div (\frac{21}{20})) = \\\frac{3}{3} \div \frac{7}{20 } = simplificas \: 9y21 \\ = \frac{60}{21} = \frac{20}{7}$