Question

if x=2+√3 find the value of 1/x ​

Answer 1

Answer:

2-√3

Step-by-step explanation:

You have to rationalise it like shown in picture.

Rationalise means that denominator should not have any √

Answer 2

Answer:

x=2+√3 then 1/x=?

Step-by-step explanation:

first we write 1/x=1/2+√3,then we rationalise the term 1/2+√3=1/2+√3*2-√3/2-√3=2-√3/2²-√3²=2-√3/4-3=2-√3/1=2-√3 answer so required answer=2-√3