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Nature of Roots

Solve: 9x2+...

Question

Solve: $9 x^{2} + 6 x + 1 = 0$

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Solution

$9 x^{2} + 6 x + 1 = 0 (3 x + 1)^{2} = 0 3 x + 1 = 0 3 x = - 1 x = \frac{- 1}{3}$

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