Question

(i) (a + b)2 – 5a - 5b + 6​

Answer 1

Answer:

  (a+b-2) (a+b-3)

Step-by-step explanation:

  (a+b)² -5a-5b+6

⇒(a+b)²-5 (a+b) +6

  Let (a+b) be x,

⇒x²-5x+6

⇒x²-3x-2x+6

⇒x(x-3) -2(x-3)

⇒(x-3) (x-2)

 Now, put value of x, and we get -

(a+b-2) (a+b-3)

Hope this helps!!