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7 June, 12:35

Evaluate 7x - (2x) ^2 + x ^3 for x = - 2.

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  1. 7 June, 15:32
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    7x - (2x) ²+x³ for x=2

    7· (-2) - (-4) ² + (-2) ³

    =-14-16-8

    =-30-8

    =-38

    I think that's your answer.

    :)
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