SOLUTION: What is the x-value of the vertex of the quadratic function y= -5x2 +4/7? Explain.
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Question 681243: What is the x-value of the vertex of the quadratic function y= -5x2 +4/7? Explain.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
The 
-coordinate of the vertex of the parabola \ =\ ax^2\ +\ bx\ +\ c)
is given by 
. Hint: The coefficient on your first degree term is 0.
John
Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
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