Question

If a = 2+ √3 , then find the value of a - 1/a​

Answer 1

by factorising

Step-by-step explanation:

hope this will help u

Answer 2

Answer:

if a= 2+√3

to find a-1/a

now putting a = 2+√3

$2 + \sqrt{3} - 1 \div 2 + \sqrt{3}$

now solve it....