Question

Factorize the following expressions:
$18m^3-45m{n}^2$

Answer 1

Given polynomial is $18m^3-45m{n}^2$

Here we can take $9m$ common form both the terms.

Thus we have $18m^3-45m{n}^2=9m(2m^2-5n^2)$

Hence, factors are $3,3m,(2m^2-5n^2)$