Question

Factorize the following :

$72x^6{y}^7-96x^7{y}^6$

Answer 1

$72x^6{y}^7-96x^7{y}^6\text{HCF of 72, 96 = 24 of}{x}^6,x^7=x^6,y^7,y^6=y^6\therefore 72x^6{y}^7-96x^7{y}^6=24x^6{y}^6(3y-4x)$