if x=3-2√2 find the value of x^2+1/x^2
Answers
Answered by
0
Step-by-step explanation:
x=3-2root 2
x²+1/x² = (3-2root 2)²+1 / (3-2root 2)²
=9-8+1 /9-8
= 10-8/ 1
= 2
Similar questions