Question

factorize it please​

Answer 1

Factorise

$\frac{(3 - 12 {(x - y)}^{2} )}{1 - 2x + 2y} \\ \frac{3(1 - {(2(x - y))}^{2} )}{1 - 2x + 2y} \\ \frac{3(1 - 2x + 2y)(1 + 2x - 2y)}{1 - 2x + 2y} \\ 3(1 + 2x - 2y)$

Formula used

${x}^{2} - {y}^{2} = (x + y)(x - y)$

Answer 2

Answer:

Refers to this attachment plz...