Question

Solve this question​

Answer 1

Answer:

See the ans from attached pic

Answer 2

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$\tt = > 1 + \sqrt{2 + \sqrt{n} } = {2}^{2} = 4$

$\tt= > \sqrt{2 + \sqrt{n} } = 3$

$\tt = > 2 + \sqrt{n} = 9$

$\tt = > \sqrt{n} = 7$

$\tt = > \: n = 49.$

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please help me complete thanks all