Question

2(x+y)^2-9(x+y)-5
Please factorise.​

Answer 1

Step-by-step explanation:

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

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

= (x+y) {2(x+y)- (-9-5)}

= (x+y) { 2(x+y) +14)

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