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ab−mn+an−bm=?(a) (a−b)(m−n)(b) (a−m)(b+n)(c) (a−n)(m+b)(d) (m−a)(n−b) |
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Answer» ab−mn+an−bm=?(a) (a−b)(m−n)(b) (a−m)(b+n)(c) (a−n)(m+b)(d) (m−a)(n−b) |
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