Question

Factorise 9$x^{2}$-12$12^{x}$+4

Answer 1

9X^2-12X+4
9X^2-6X-6X+4
3X(3X-2)-2(3X-2)
(3X-2) (3X-2)

Answer 2

$9x^2-12x+4$
= $9x^2-6x-6x+4$
=$3x(3x-2)-2(3x-2)$
=$(3x-2)(3x-2)$