Question

m²(50n² -98) by 2m (5n -7)



I want urgent please

​

Answer 1

$\frac{ {m}^{2}(50 {n}^{2} - 98) }{2m(5n - 7)} = \frac{ {m}^{2}2(25 {n}^{2} - 49) }{2m(5n - 7)} \\ \\ = > \frac{m[ {(5n)}^{2} - {(7)}^{2}] }{(5n - 7)} \\ \\ = > \frac{m(5n + 7)(5n - 7)}{(5n - 7)} \\ \\ = > m(5n + 7)$