Question

factorise the following expressions (a-b)^2 + (a-b)​

Answer 1

Answer:

a(a-2b+1)+b(b-2a-1)

Step-by-step explanation:

(a-b)(a-b)+(a-b)

a^2+b^2-2ab+a-b

a(a-2b+1)+b(b-2a-1)

Answer 2

Answer:

(a - b)(a - b + 1)

Step-by-step explanation:

${(a - b)}^{2} + (a - b)$

Now take (a-b) common from the following 2 terms

$(a - b)(a - b + 1)$