SOLUTION: if the vertex of the graph of a quadratic function lies in quadrant III and the graph opens down, how many x-intercepts doe sthe graph have?

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: if the vertex of the graph of a quadratic function lies in quadrant III and the graph opens down, how many x-intercepts doe sthe graph have?      Log On


   

Question 241529: if the vertex of the graph of a quadratic function lies in quadrant III and the graph opens down, how many x-intercepts doe sthe graph have?
Answer by rapaljer(4671) About Me  (Show Source):
You can put this solution on YOUR website!
None!! If the vertex is in Q III and opens down, it doesn't touch the x axis. NO INTERCEPTS!!

Dr. Robert J. Rapalje, Retired
Seminole State College of Florida
Altamonte Springs Campus