Question

Factorise : 4(x-y)² - 12(x-y)(x+y) + 9(x+y)²
Please please please it's urgent

Answer 1

Here it's your answer may it's helps

Answer 2

$\huge\underline\mathfrak{Question-}$

Factorise :

4(x-y)² - 12(x-y)(x+y) + 9(x+y)²

$\huge\underline\mathfrak{Answer-}$

=> 4(x-y)^2-12(x-y) (x+y)+9(x+y)^2

=>[2(x-y)]^2+[3(x+y)2] -2*2*3(x-y) (x+y)

=>[2(x-y) -3(x+y)]^2

=>(2x-2y-3x-3y)^2

=>(-x-5y)^2

=>(x+5y)^2

Hence , Solved !