Question

if x = 3 + 2√2, find the value of √x - 1/√x​

Answer 1

3+2√2-1/3+2√2

(3+2√2)^2-1/3+2√2

9+8+12√2-1/3+2√2

16+12√2/3+2√2

4(4+3√2)/3+2√2