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Circle

The circum ci...

Question

The circum circle of $Δ A B C$ is $x^{2} + y^{2} - 5 x - 4 y + 6 = 0$ , if a parabola $(k + 1) y^{2} = x$ have sides AB, BC, CA as tangents then the value of k is

- \frac{7}{8}

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- \frac{11}{13}

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\frac{2}{3}

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\frac{4}{7}

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Solution

The correct options are
A $- \frac{7}{8}$
B $- \frac{11}{13}$

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