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14 October, 19:22

X^2 = 4x + 4 what is the roots of this equation

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  1. 14 October, 19:51
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    Rearranging:-

    x^2 - 4x - 4 = 0

    using the quadratic formula for the roots

    x = [ - (-4) + / - sqrt ((-4) ^2 - 4*1 * - 4) ] / 2

    = 4.83 and - 0.83
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