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14. If x = 2-√3, find the value of x²+1/x²​

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ANSWER:

{x}^{2}  +  \frac{1}{ {x}^{2} }  = (x +  \frac{1}{x} ) ^{2}  - 2 \\  = 2 -  \sqrt{3}  +  \frac{1}{2 -  \sqrt{3} }  - 2\\  = 2 -  \sqrt{3  }  + 2 +  \sqrt{3}  - 2 \\  = 2anssssssssssssssss

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