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20 July, 07:11

What is the smallest zero for the function (x) = 4x^2-8x-60

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  1. 20 July, 08:46
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    A zero is when the y value of the equation is 0.

    So we need to solve this equation.

    4x²-8x-60=0

    We can solve by factoring.

    4 (x²-2x-15) = 0

    x²-2x-15=0

    (x+3) (x-5) = 0

    x=-3 and 5

    answer: the smallest zero will be - 3
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