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Math Help - Alg2/trig help

  1. #1
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    Alg2/trig help

    1. One root of a quadratic equation is 3+2i. Determine the other root and write the equation that has these values as its roots.

    2. Solve for x in simplest a+bi form: 4x-4 = - 17/x

    Any help would be appreciated please show steps.
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  2. #2
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    Quote Originally Posted by Lokith View Post
    1. One root of a quadratic equation is 3+2i. Determine the other root and write the equation that has these values as its roots.
    The complex conjugate a-bi will be the other root. Now you have both roots, expand them out the find the original equation.



    Quote Originally Posted by Lokith View Post

    2. Solve for x in simplest a+bi form: 4x-4 = - 17/x

    Any help would be appreciated please show steps.
    multiplying your equation through by x will give you

    4x^2-4x+17= 0

    now solve using the quadratic formula.
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