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17 January, 10:40

Evaluate f (x) = - 4x + 7 when x = 2 and x = - 2.

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  1. 17 January, 13:29
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    f (x) = -1 and 15

    Step-by-step explanation:

    What you do is you put - 2 and 2 into the x.

    f (x) = - 4 (-2) + 7 = - 1

    f (x) = - 4 (2) + 7 = 15

    f (x) = -1 and 15 are your answers.
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