Mathematics, 02.09.2021 23:50 icantspeakengles

Please help :((( An unknown polynomial is added to the expression -3x³ + 2x – 5 and the resulting sum is 4x³ + 7x² – 3. What is the unknown polynomial? Show your work to demonstrate how you know.

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Please help :((( An unknown polynomial is added to the expression -3x³ + 2x – 5 and the resulting...

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