SOLUTION: If:
x^2 + (1 / x^2) = 3
What is the value of:
x^4 + (1/x^4)
Please show work if possible. Thank you.
Algebra.Com
Question 803199: If:
x^2 + (1 / x^2) = 3
What is the value of:
x^4 + (1/x^4)
Please show work if possible. Thank you.
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
=
But x^2+(1/x^2) =3
= 3^2-2
=9-2
7
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