Question

Найдите значение выражения​

Answer 1

Ответ:

$(\frac{5}{2} -\frac{7}{3} )*(-\frac{36}{7} )+\frac{4}{3} :(-\frac{28}{5} )\\\\\frac{1}{6} *(-\frac{36}{7} (-\frac{4}{3} *\frac{5}{28} \\\\-\frac{6}{7} -\frac{1}{3} *\frac{5}{7} \\\\-\frac{6}{7} -\frac{5}{21} =-\frac{23}{21}$