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21 June, 21:37

Find f (-2) for the function fwd) = 3x - 2x + 7

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  1. 21 June, 21:50
    0
    23

    Step-by-step explanation:

    Maybe you want to evaluate ...

    f (x) = 3x^2 - 2x + 7

    for x = - 2.

    Put the value of x where x is, then do the arithmetic.

    f (-2) = 3 (-2) ^2 - 2 (-2) + 7 = 3 (4) + 4 + 7

    f (-2) = 23
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