factorise
ab²+(a−b)(b−1)
Answers
Answered by
0
Answer:
ab²+ ab-b-1 =ab(b+1)-1(b+1) (ab-1)(b+1).
Answered by
1
Answer:
(b+1) (ab+1)
Explanation:
= ab square + ab-b-1
= ab (b+1)-1 (b+1)
=(b+1) (ab+1)
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