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7 October, 06:42

Use factoring to solve this x^2-4x-12=0

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  1. 7 October, 09:59
    0
    x = 6 x = - 2

    Step-by-step explanation:

    x^2-4x-12=0

    What 2 numbers multiply to - 12 and add to - 4

    -6*2 = - 12

    -6+2 = - 4

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

    Using the zero product property

    x-6 = 0 x+2 = 0

    x = 6 x = - 2
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