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14 November, 11:22

Find the axis of the graph of the function ... f (x) = 4x2 + 8x + 7

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  1. 14 November, 14:44
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    F (x) = 4 x² + 8 x + 7

    a = 4, b = 8

    The axis formula is:

    x = - b / 2 a

    x = - 8 / (2*4) = - 8 / 8 = - 1

    Answer:

    The axis of the graph of the function is x = - 1.
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