Question

please solve fast with steps

Answer 1

Option B is right

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Answer 2

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#ur Ans
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$= > x + \frac{1}{x} = 11 \\ \\ = > {x }^{2} + \frac{1}{ {x}^{2} } = {?}^{} \\ \\ now \\ \\ = > (x + \frac{1}{ {x}^{} } {)}^{2} = {x}^{2} + \frac{1}{ {x}^{2} } + 2 \\ \\ = > 1 {1}^{2} = {x}^{2} + \frac{1}{ {x}^{2} } + 2 \\ \\ = > {x}^{2} + \frac{1}{ {x}^{2} } = 121 - 2 \\ \\ = > {x}^{2} + \frac{1}{ {x}^{2} } = 119 \: ans$

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