Question

if x=2-√3 then find x^2 -1/x^2​

Answer 1

Answer:

hope this answer help you

Answer 2

Step-by-step explanation:

x= 2-√3

x^2-1/x^2

(2-√3)^2-1/( 2-√3)^2

4+3-4√3 - 1 / 4+3-4√3

7-4√3-1/7-4√3

6-4√3/7-4√3