Subtract 3x3 + x2 - 4x - 1 from 5x3 + 5x2 + 9.
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Answer:
2x³ + 4x² +4x +10
Step-by-step explanation:
5x³ + 5x² +9
3x³ + x² - 4x -1
(-) (-) (+) (+)
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2x³ + 4x² +4x +10
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