Question

(a+b)^3-a-b factorize it...
plzz do it fast...it's urgent​

Answer 1

Answer:

given to factorize (a+b)^3 - a - b

solution: (a+b)^3 - (a+b)

=> (a+b) (a+b)^2 - 1

=> (a+b) (a+b)^2 - 1^2

=> (a+b) [ (a+b+1)(a+b-1) ] [ a^2-b^2 = (a+b)(a-b) ]

=> (a+b)(a+b+1)(a+b-1) Answer