Question

if x=2-√3 then the value of x²+1/x² is​

Answer 1

Answer:

14

Step-by-step explanation:

x= 2-√3

=> x²+1/x²

=> (2-√3)²+ 1/(2-√3)²

= (7-4√3)+ 1/(7-4√3)

= (7-4√3)+ (7+4√3) / 1 on rationalizing

= 14

Answer