Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic function, and graph the function.

f(x) = -2x^2+2x+3

The x-Coordinate of the vertex is:
The y-coordinate of the vertex is:
The equation of the line of symmetry is x =
The maximum/minimum of f(x) is
The value, f(1/2) = 7/2 is the minimum or maximum?

Question

Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic function, and graph the function.
 
f(x) = -2x^2+2x+3

The x-Coordinate of the vertex is: 
The y-coordinate of the vertex is: 
The equation of the line of symmetry is x = 
The maximum/minimum of f(x) is 
The value, f(1/2) = 7/2 is the minimum or maximum?

anonymous · Answer

Ok the x value of your vertex would be $$-b/2a$$
and you can find your y value by plugging in the x value of the vertex into your function.

anonymous · Answer

line of semmetry is x=1/2?

anonymous · Answer

x-cordinate 1/2
and y-cordinate 8/2?