SOLUTION: Find the sum of the roots of the equation:
x^4-13x^2+36=0
Algebra.Com
Question 801929: Find the sum of the roots of the equation:
x^4-13x^2+36=0
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Use the substitution 
, solve for 
, then substitute back 
, and solve each of the resulting equations for 
. This is a 4th degree polynomial equation so there must be 4 roots, counting all multiplicities.
John
Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
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