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Mathematics, 30.07.2019 06:30 LadyHolmes67

What are all the real and complex roots of the polynomial 2x3 + 18x2 + 62x + 78, given that one root is x = -3?

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What are all the real and complex roots of the polynomial 2x3 + 18x2 + 62x + 78, given that one root...
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