Question
Factorise:
$x^2-36$

Answer

$x^2-36$
$=(x)^2-(6)^2\left\{\therefore a^2-b^2=(a+b)(a-b)\right\}$
$=(x+6)(x-6)$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free