Subtract (2m2n – mn2 + mn) from (5m2n + 4mn2 – 6mn)
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CORRET QUESTION
Subtract (2m²n – mn² + mn) from (5m²n + 4mn² – 6mn)
CORRECT SOLUTION
→ (5m²n + 4mn² - 6mn) - (2m²n - mn² + mn) (Arranged from values one first, in order to get result)
→ 5m²n + 4mn² - 6mn - 2m²n + mn² - mn (Changed signs after removal of brackets, visible changes of sign in second bracket terms)
→ 3m²n + 5mn² - 7mn (After Operating according to like terms, our result)
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