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college math

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Solve the quadratic equation by completing the square.

x^2 + 14x + 35 = 0

and

x^2 + 8x = 5

  • college math -

    I will do the first, you show me how you did the second, ok?

    x^2 + 14x + .... = -35 + .....
    x^2 + 14x + 49 = -35 + 49
    (x+7)^2 = 14
    x+7 = ± √14
    x = -7 ± √14

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