3 If x=2 +root3, find (x+1/x).
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Answer:
3 If x=2 +root3, find (x+1/x).
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step by step explanation
x=2+√3
1/x = 1/(2+√3)
= (√3-2)/(√3+2)(√3-2)
= √3-2
hence, x+1/x
= 2+√3+√3-2
= 2√3
Answer:- 2√3
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