Question

if x=3+2√2,find the value of (x2+1/x2)​

Answer 1

Answer:

if u mean x^2+1/x^2 then

the answer is 34

Step-by-step explanation:

x=3+2root2 then 1/x=3-2root2

so x+1/x=6

(x+1/x)^2=x^2+1/x^2+2

therefore the answer is 34