Question

Factorize:
2(x+y)²-9(x+y)-5

Answer 1

Answer:

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Answer 2

Answer:Let (x+y)^2 be a^2

(x+y) be a

2a^2- 9a -5=0

Step-by-step explanation:

2a^2- 10a+a -5=0

2a(a-5) +1(a-5)=0

(2a+1)(a-5)=0

a=5 or -1/2

Now,

x+y=5

and

x-y=1/2

Adding both,

2x=9/2

x=9/4

And y=11/4