Question

If x= 3 + 2 v2, find the value of Vx
1
Vx​

Answer 1

Step-by-step explanation:

x=3+2√2

1/x=1/3+2√2

1/x=3-2√2/9-8

1/x=3-2√2

x+1/x=6

x+1/x+2=8

(√x+1/√x)²=8

√x+1/√x=±2√2