Question

Factorise each of the following: (x + 2)² – (x + 4)² using identites​

Answer 1

Answer:

x^2+(2)^2+2(x)(2)-{(x)^2+(4)^2+2(x)(4)}

x^2+4+4x-{x^2+16+8x}

x^2+4+4x-x^2-16-8x

0-12-4x