Math, asked by Manikantsharma2, 1 year ago

only genius can solve this

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Answered by Hiteshbhai

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${a }^{2} - 5a + 1 = 0 \\ a = \sqrt{21} \\ {a}^{2} + \frac{1}{ {a}^{2} } = 21 - 2 = 19$

Ps2002: can you define more deeply

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