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What are the correct root of the equation ?

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Aliya and Maya solved a quadratic equation. In solving it, Aliya made a mistake in the constant term and got the roots as 6 and 2, while Maya made a mistake in the coefficient of x only and obtained the roots as -7 and -1.
What are the correct root of the equation ?

posted Nov 9, 2015 by Sidharth Malhotra

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Solve the following mathematical equation -

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9     9     9   =   6

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