MCQ
$a b-m n+a n-b m=?$
- A$(a-b)(m-n)$
- ✓$(a-m)(b+n)$
- C$(a-n)(m+b)$
- D$(m-a)(n-b)$
✓
Answer
Correct option: B.
$(a-m)(b+n)$
B
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