SOLUTION: How do I figure this out?!?! "Determine without graphing, whether the quadratic function f(x) = x^2 - 2x - 6 has a minimum value or maximum value. Then find the coordinates of the

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: How do I figure this out?!?! "Determine without graphing, whether the quadratic function f(x) = x^2 - 2x - 6 has a minimum value or maximum value. Then find the coordinates of the       Log On


   

Question 42350: How do I figure this out?!?! "Determine without graphing, whether the quadratic function f(x) = x^2 - 2x - 6 has a minimum value or maximum value. Then find the coordinates of the minimum or maximum point."


Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
f(x) = x^2 - 2x - 6
vertex: ((-b/2a),f(x)) so (1,-7) and the parabola opens up because: a%3E0
Minimum value: y=-7
+graph%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+10%2C+x%5E2+-+2x+-+6%29+