Question

Решить дробь 7/11*((3/7) в квадрате + 5/7)

Answer 1

$frac{7}{11} times ( ({ frac{3}{7} )}^{2} + frac{5}{7} ) = frac{7}{11} times ( frac{9}{49} + frac{5}{7} ) = \ = frac{7}{11} times ( frac{9}{49} + frac{35}{49} ) = frac{7}{11} times frac{44}{49} = frac{4}{7}$


ОТВЕТ: 4/7