Math, asked by nandinim01560, 10 hours ago

(5m2n+12n2m-12mn+4)+2m2n+5n2m)+4mn-2)(m2n+2n2m-3mn+7​

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Answers

Answered by adityaplay09
0

Answer:

Add 3mn, - 5mn, 8mn - 4mn .

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