Question

If x=2+√3,find the value of x+1/x​

Answer 1

Answer:

x=2+√3

1/x=1/(2+√3)=(2-√3)/(2+√3)(2-√3)=(2-√3)/(4-3)=2-√3

so ,

x+1/x=2+√3+2-√3=4

Answer 2

Answer:

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