SOLUTION: determine whether the given quadratic function has a minimum or maximum value. then find the coordinates of the minimum or maximum point. f(x)= 4x^2-12x

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: determine whether the given quadratic function has a minimum or maximum value. then find the coordinates of the minimum or maximum point. f(x)= 4x^2-12x      Log On


   

Question 1077765: determine whether the given quadratic function has a minimum or maximum value. then find the coordinates of the minimum or maximum point. f(x)= 4x^2-12x
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
4x^2-12x has a minimum value because the x^2 coefficient is positive
the coordinates are:
x=-b/2a
=-(-12/8)=1.5
y=9-18=-9
(1.5,-9)
graph%28300%2C300%2C-10%2C10%2C-30%2C30%2C4x%5E2-12x%29