Question

Factorise: 4x^2-12xy+16+9y^2-24y+16x

Answer 1

Step-by-step explanation:

4x²+9y²+16-12xy+16x-24y

(2x)²+(-3y)²+4²+(2*2x*-3y)+(2*2x*4)+(2*4*-3y)

{now a²+b²+c²+2ab+2bc+2ca=(a+b+c)²}

(2x-3y+4)²

(2x-3y+4)(2x-3y+4)

Answer 2

Answer:

4x²+12xy+9y²+16x+24y+16