Question

factorise.... urgent​

Answer 1

Answer:

Hope this helps...

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Answer 2

Step-by-step explanation:

a^3 - b^3 - a^2+ b^2

(a-b)(a^2 +ab + b^2) + (b^2 - a^2) ........ Identity of (a^3 - b^3) and

(a-b)(a^2 + ab +b^2) - (a-b)(a+b) (b^2-a^2)

(a-b)(a^2 +ab + b^2 -a -b)

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