1.
Which is the quadratic term in the function
f
(
x
) = 3
x
2
+ 6
x
- 4?
A.
3
x
2
+ 6
x
- 4
B.
x
2
C.
3
D.
3
x
2
Hint
2.
Determine whether
f
(
x
) =
x
2
3
x
+ 4 has a maximum or a minimum.
A.
both
B.
minimum
C.
maximum
D.
cannot be determined from given information
Hint
3.
Find the minimum value of
.
A.
11
B.
(2, 7)
C.
7
D.
2
Hint
4.
If the vertex of a parabola is (3, -4), what is its axis of symmetry?
A.
y
= -4
B.
x
= 3
C.
y
= 3
D.
x
= -4
Hint
5.
In the equation
y
=
x
2
5, what is the axis of symmetry, and what is the minimum?
A.
x
= 0, min = 5
B.
x
= 0, min =
C.
x
=
, min = 0
D.
x
= 5, min = 0
Hint