Math, asked by Dipsspace, 1 year ago

a(a-1)-b(b-1)=?
Pls help

Answers

Answered by Sdft

1

answer: a²-a-b²-b(after opening the bracket,U will get this ans)

Answered by Rudy3927

3

a²-a-b²+b
=a²-b²-(a-b)
=(a+b)(a-b)-(a-b)
=(a-b)(a+b-1)

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