Math, asked by poojavashisth3025, 4 months ago

What should be subtracted from - 7mn + 2m2 + 3n2 to get m2 + 2mn + n2?

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Answered by aayu49

1

Answer:

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Answered by arpitatripathi705

0

Answer:

m^2 + 2n^2 -9mn

Step-by-step explanation:

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