Question

If x = 2+√3 , then find the value of x+1/x

Answer 1

4 is the answer of this

Answer 2

x=2+root 3
1/x=1/2+root3
=(1/2+root3)×(2-root3)/(2-root3)
=2-root3
Now,
x+1/x=2+root3+2-root3
=4

Therefore, x+1/x=4