Question

if X =3-2√2 then find the value of x²-1/x²​

Answer 1

Answer:

• given x = 3-2√2 then substituting x value in x²-1/x²
• We get 9-8 - 1/9-8
• 1-1/1= 0
• therefore the value of x²-1/x² is 0