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JEE Advanced Mathematics question

MathematicsSequence and SeriesJEE Advanced

If the AM of two positive numbers be three times their geometric mean then the ratio of the numbers is

Answer: (C),(D)

Solution

Let the numbers be and . . Hence

Missing argument for \frac\frac ab==(3±2Missing argument for \sqrt\sqrt=17±12Missing argument for \sqrt\sqrt2.

- (a) ✗ — is , not . - (b) ✗ —

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Question ID VK-107870