1.
Find the axis of symmetry of the graph of
g
(
x
) =
x
2
- 5
x
+ 2.
A.
B.
C.
x
= 2
D.
x
= -5
Hint
2.
Determine whether
f
(
x
) = –
x
2
– 3
x
+ 4 has a maximum or a minimum.
A.
both
B.
minimum
C.
cannot be determined from given information
D.
maximum
Hint
3.
Find the minimum value of
.
A.
2
B.
(2, 7)
C.
11
D.
7
Hint
4.
In the equation
y
=
x
2
– 5, what is the axis of symmetry, and what is the minimum?
A.
x
= 0, min =
B.
x
=
, min = 0
C.
x
= 0, min = –5
D.
x
= –5, min = 0
Hint
5.
Which of the following graphs best represents the function
y
= –
x
2
+ 7
x
+ 8?
A.
B.
C.
D.
Hint