Question

If x = 3-2√2 then find the value of x^2 - 1 /x^2

Answer 1

HEY MATE!!


YOUR ANS IS HERE...⤵


Given that

x = 3 - 2√2

x = 3 - 2 x 1.4142

x = 3 - 2.8284

x = 0.1716

Now Substitute x value in x²-1/x²


(0.1716)²-1
_________
(0.1716)²


0.02944656 - 1
_____________
0.02944656


-0.97055344
___________
0.02944656


= _32.9598241696


Therefore
x^2 - 1 /x^2 = 32.9598241696
____________________________



HOPE THIS HELPS U✌✋

Answer 2

this is the correct one don't go with above one