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8 November, 09:14

F (x) = - 1/2x2 - x + 5

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  1. 8 November, 09:36
    0
    x = 4

    Step-by-step explanation:

    To find x-intercept/zero, substitute f (x) = 0.

    0 = - 1/2 * 2-x + 5

    Solve the equation for x

    0 = - 1/2*2-x+5

    0 = - 1/2 * 2 + 5

    0 = - 1/2 * 2 = (-0.5 + - 0.5 = - 1) + 5 = 4
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