SOLUTION: For the following function, tell where the function is increasing and decreasing. What is the concavity? Give the coordinates of the vertex and the equation of the axis of symmetry

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: For the following function, tell where the function is increasing and decreasing. What is the concavity? Give the coordinates of the vertex and the equation of the axis of symmetry      Log On


   

Question 111500: For the following function, tell where the function is increasing and decreasing. What is the concavity? Give the coordinates of the vertex and the equation of the axis of symmetry. f(x)= -3(x+2)^2+3
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=-3(x+2)^2+3
f(x)=-3(x^2+4x+4)+3
f(x)=-3x^2-12x-12+3
f(x)=-3x^2-12x-9
+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+y+=+-3x%5E2+-12x+-9%29+ (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, y = -3x^2 -12x -9).
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curve is decreasing.
vertex is (-2,3)
symetry is x=-2