Question

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



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Answer 1

$\huge\tt\red{Answer}$

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

.2a^2-9a-5

.(2a^2-10a +a-5) where a=x+y

.(2a^2-10a)+(a-5)

.2a(a-5)+(a-5)=(a-5)(2a+1)

.(x+y-5){2(x+y)+1}=(x+y-5)(2x+2y+1)

Answer 2

Answer:

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