Is (a-1)(b-1) the factorization of (ab-a+b-1) or (ab-a-b+1) ?
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Answer:
so, (a-1)(b-1) the factorisation of ( ab - a - b + 1 )
Step-by-step explanation:
(a-1)(b-1)
= ab -a-b+1
so, (a-1)(b-1) the factorisation of ( ab - a - b + 1 )
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