factorise: ab^2+(a-1)b-1
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Answered by
4
this is ur answer ...
I know it is untidy
but I hope it will help
I know it is untidy
but I hope it will help
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SukhdeepSingh:
is it okay
Answered by
3
ab^2+ab-b-1= ab(b+1)-1(b+1)= ( ab-1)(b+1) hope it helps u
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