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11-08-2022
Mathematics

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An unknown polynomial is added to the expression - 3x³ + 2x-5 and the resulting sum is 4x³ + 7x² - 3. What is the unknown polynomial?

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vickyfa2016 vickyfa2016

11-08-2022

Answer:

7x³ + 7x² + 2x - 8

Step-by-step explanation:

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