Question

if x=(2+√3) find rhe value of (x^2+1/x^2)​

Answer 1

• Given : x = (2+√3)

$\sf \frac{ {(2 + \sqrt{3}) }^{2} + 1}{ {(2 + \sqrt{3)} }^{2} } = \frac{4 + 3 + 1}{4 + 3} = \frac{8}{7}$

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