Question

2. ab - mn + an - bm = ?
O (a - b)(m-n)
O (a - m)(b + n)
O (a-n)(m + b)
O (m-a)(n- b)​

Answer 1

Answer:

factorizing (ab - mn + an - bm), WE HAVE

ab-mn+an-bm

=ab-bm+an-mn

=b(a-m) +n(a-m)

=(a-m) (b+n)

so the correct option is (b)

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