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Find the values of k quadratic equation kx^2 + 6x + 1 = 0 has real and distinct roots.

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Find the values of k quadratic equation kx2 + 6x + 1 = 0 has real and distinct roots.

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a = k, b = 6, c = 1

For real and distinct roots, then D > 0

62 – 4k > 0

36 – 4k > 0

k < 9

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