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Mathematics, 05.10.2020 16:01 cesarcastellan9

(2m² + 6m) + (m² – 5m +7)
а. Зm² + m
b. Зm² - m +7
с. m² + 11m - 7
d. 3m² + m +7

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(2m² + 6m) + (m² – 5m +7)
а. Зm² + m
b. Зm² - m +7
с. m² + 11m - 7
d. 3m² +...
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