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12 March, 04:35

The axis of symmetry for a function in the form f (x) = x^2 + 4x - 5 is x = - 2. What are the coordinates of the vertex of the graph?

(-9, - 2)

(-17, - 2)

(-2, - 17)

(-2, - 9)

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  1. 12 March, 05:04
    0
    Hello,

    If x=-2 f (-2) = (-2) ²+4 * (-2) - 5 = 4-8-5=-9

    vertex is (-2,-9)
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