Question

x2/9-y2/16 factorise

Answer 1

$\frac{ {x}^{2} }{9} - \frac{ {y}^{2} }{16} \\ \\ = {( \frac{x}{3}) }^{2} - {( \frac{y}{4}) }^{2} \\ \\ = ( \frac{x}{3} - \frac{y}{4} )( \frac{x}{3} + \frac{y}{4} )$

Answer 2

Heya user ,
Here is your answer !!


x^2 / 9 - y^2 / 16
= ( x / 3 ) ^2 - ( y / 4 ) ^ 2
= ( x / 3 - y / 4 ) ( x / 3 + y / 4 ) ..... [ Ans ]

Hope it helps you !!