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Math Help - Quadratics! need (more) help!

  1. #1
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    Quadratics! need (more) help!

    Find the value of k in 2kx^2+3x-3=0 if the discriminant is -39

    thanks again.
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  2. #2
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    2kx^2+3x-3=0

    a = 2k, b = 3 , c = -3

    Discriminant = b^2-4ac=-39

    (3)^2-4(2k)(-3)=-39

    9+24k=-39

    Now, can you finish up???
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  3. #3
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    Yup thanks man.
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