If x=2+✓3find x2+1/x2
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2 is the answer for your question
(2+√3)*2+1/(2+√3)*2=4+4√3+1/4+4√3=1+1=2
(2+√3)*2+1/(2+√3)*2=4+4√3+1/4+4√3=1+1=2
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