Question

a(a-1)-b(b-1) Facterize

answer within 20 min plz ​

Answer 1

Answer:

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

a²-a-b²+b

a²-b²-a+b

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

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

Answer 2

Answer:

Ok

$a - b$

Step-by-step explanation:

$a {}^{2} - a - b {}^{2} - b$

$a - b$

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