1.
Find the equation of the axis of symmetry of the graph of
y
= 2
x
2
- 8
x
+ 5.
A.
x
= -2
B.
x
= -4
C.
x
= 2
D.
x
= 4
Hint
2.
Find the coordinates of the vertex of the graph of the equation
y
= -3
x
2
- 12
x
- 5.
A.
(1, -20)
B.
(-2, 7)
C.
(-4, -5)
D.
(2, -41)
Hint
3.
The vertex of the graph of the equation
y
= -
x
2
+ 6
x
+ 1 is
A.
neither a maximum nor a minimum
B.
both a maximum and a minimum
C.
a maximum
D.
a minimum
Hint
4.
Suppose the equation of the axis of symmetry is
x
= 2. What is the
y
-coordinate of the vertex?
A.
-2
B.
2
C.
cannot be determined from given information
D.
4
Hint
5.
The property of a parabola that allows it to be folded in half so that each half matches the other exactly is called what?
A.
minimum
B.
maximum
C.
vertex
D.
symmetry
Hint