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Mathematics, 20.12.2019 19:31 bluefish743

2mn +4n2 and 5m2 - 7mn
5 m2 + 5 mn - 4 12
5 m2 - 14 mn - 4 12
9 12 + 9 mn-4 17
5 m2-5 mn + 4 12

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Answers: 2

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2mn +4n2 and 5m2 - 7mn
5 m2 + 5 mn - 4 12
5 m2 - 14 mn - 4 12
9 12 + 9 mn-4 17
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