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26 September, 23:18

Hat are the solution (s) to the quadratic equation 40 - x2 = 0

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  1. 26 September, 23:36
    0
    x = 20

    Explanation:

    40 - x2 = 0

    -40 - 40

    -2x = - 40

    make positive

    2x = 40

    /2 / 2

    x = 20
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