SOLUTION: With just the equation y=ax^2+bx+c and a parabola without any points, how do I determine if "b" is positive or negative?

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equation Customizable Word Problems -> SOLUTION: With just the equation y=ax^2+bx+c and a parabola without any points, how do I determine if "b" is positive or negative?      Log On


   

Question 823000: With just the equation y=ax^2+bx+c and a parabola without any points, how do I determine if "b" is positive or negative?
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
Please repost with a clear and complete question :)