If x = $\frac{2+\sqrt{3}}{2-\sqrt{3}}$ ,then what is the value of $x +\frac{1}{x}$

If x = $\frac{2+\sqrt{3}}{2-\sqrt{3}}$ ,then what is the value of $x +\frac{1}{x}$
1). 14
2). $8\sqrt{3}$
3). 0
4). 18

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