Question

Factorie 2(x+y)^2-9(x+y)-5

Answer 1

Answer:

consider (x+y)=a

2a^2-9a-5

2a^2-10a+a-5

2a(a-5)+(a-5)

(2a+1)(a-5)

(2x+2y+1)(x+y-5)