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Algebra

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Find the value of c such that the point (4,2) lies in the graph of f(x)= cx^2+3x-4.

  • Algebra -

    F(x) = CX^2 + 3X - 4.

    Xv = -b/2a = -3 / 2c = 4,
    -3 / 2c = 4,
    c = -3/8.

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