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Mathematics, 26.01.2021 21:20 hit89

Simplify (7x^3+7x^2-4)+(x^3-5x^2-3x+8). Choose the standard form of the answer.

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Simplify (7x^3+7x^2-4)+(x^3-5x^2-3x+8). Choose the standard form of the answer....
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