Question

multiply (3/4m+2/n) (5/n+7/m)​

Answer 1

Answer:

928m835556455555523335888892642545

Answer 2

(3/4m+2/n) (5/n+7/m)

3/4m(5/n+7/m)+2/n(5/n+7/m)

$\frac{15}{4mn} + \frac{21}{4 {m}^{2} } + \frac{10}{ {n}^{2} } + \frac{14}{mn}$

$\frac{71}{4mn} + \frac{21}{4 {m}^{2} } + \frac{10}{ {n}^{2} }$