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16 March, 20:52

What's the x-intercept of y=x2-4x-12

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  1. 16 March, 21:28
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    Answer: (6, 0) and (-2 0)

    Step-by-step explanation:x intercept is calculated by plugging in 0 to y:

    0 = x2 - 4x - 12

    we factor out above equation:

    (x - 6) (x + 2) = 0

    so, x = 6 or x = - 2

    so we have two x intercepts:

    (6, 0) and (-2, 0)
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