Question

factotise xsquare-36

Answer 1

x²-6²=(x+6)(x-6)
this is the answer

Answer 2

$x {}^{2} - 0x - 36 = 0$
$x {}^{2} - 6x + 6x - 36 = 0$
$x(x - 6) + 6(x - 6) = 0$
$(x - 6)(x + 6) = 0$
$(x - 6) = 0 or (x + 6) = 0$
$x = 6orx = - 6$