Factorize the expression: am + bn - an - bm
(a - b)(m + n)
(a - b)(m - n)
(a + b)(m - n)
(a + b)(m + n)
Correct answer is B
am + bn - an - bm am - an - bm + bn a(m - n) - b(m - n) (a - b)(m - n)
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