1.
Find the coordinates of the vertex of the graph of the equation
y
= -3
x
2
- 12
x
- 5.
A.
(1, -20)
B.
(-4, -5)
C.
(-2, 7)
D.
(2, -41)
Hint
2.
Which is the graph of the equation
y
= 2
x
2
- 1?
A.
B.
C.
D.
Hint
3.
What is the equation of the graph shown?
A.
y
= -
x
2
+2
x
- 1
B.
y
= -
x
2
- 2
x
- 1
C.
y
=
x
2
- 2
x
+ 1
D.
y
=
x
2
+ 2
x
+ 1
Hint
4.
Suppose the equation of the axis of symmetry is
x
= 2. What is the
y
-coordinate of the vertex?
A.
cannot be determined from given information
B.
4
C.
-2
D.
2
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.
maximum
B.
vertex
C.
symmetry
D.
minimum
Hint