1.
Which is the quadratic term in the function
f
(
x
) = 3
x
2
+ 6
x
- 4?
A.
3
B.
3
x
2
+ 6
x
- 4
C.
3
x
2
D.
x
2
Hint
2.
Use the graph to determine the solution of -
x
2
+ 6
x
- 9 = 0.
A.
2
B.
3
C.
-9
D.
4
Hint
3.
Find the axis of symmetry of the graph of
g
(
x
) =
x
2
- 5
x
+ 2.
A.
x
= -5
B.
C.
x
= 2
D.
Hint
4.
Solve the equation
n
2
+3
n
= 0 by graphing.
A.
3
B.
0
C.
0, 3
D.
0, -3
Hint
5.
Solve the equation
w
2
- 4
w
= 12 by graphing.
A.
0, -3
B.
-2, 6
C.
6
D.
1, 4
Hint