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If x = 3 is one root of the quadratic equation x2 – 2kx – 6 = 0, then find the value of k.

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If x = 3 is one root of the quadratic equation x2 – 2kx – 6 = 0, then find the value of k.

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Given x = 3 is one rrot of the quadratic equation x2 - 2kx - 6 = 0. So, x = 3 will satisfy the equation.

Thus, 

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