factorise a minus b the whole square plus a minus b by taking difference of square
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Answered by
8
(a-b)^2+(a-b)
= a-b( a-b+1)
= a-b( a-b+1)
Answered by
9
Answer:(a-b)²+a-b
=> (a-b)(a-b)+1(a-b)
=> (a-b)[a-b+1]
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