SOLUTION: Given that α and β are the roots of the quadratic equation, 3x²-2x-1=0 , find the value of: -α+β -αβ -α²+β²

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Given that α and β are the roots of the quadratic equation, 3x²-2x-1=0 , find the value of: -α+β -αβ -α²+β²      Log On


   

Question 594701: Given that α and β are the roots of the quadratic equation, 3x²-2x-1=0 , find the value of:
-α+β
-αβ
-α²+β²
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Find the roots of the quadratic:



Compute the three requested values. However, the values of and are ambiguous, as they depend on which roots you assign alpha and beta.