1.
Add 3
x
2
+ 2
x
- 1 and
x
2
- 3
x
+ 5.
A.
2
x
2
+ 5
x
+ 4
B.
2
x
2
- 5
x
- 6
C.
4
x
2
+ 5
x
- 4
D.
4
x
2
-
x
+ 4
Hint
2.
Find (2
x
2
- 3
x
+ 1) + (3
x
2
-
x
- 5).
A.
5
x
2
+ 4
x
- 4
B.
5
x
2
+ 4
x
- 4
C.
5
x
2
- 4
x
- 4
D.
5
x
2
- 4
x
+ 4
Hint
3.
What is the value of (
p
2
- 7
p
) + (3
p
2
+ 2
p
) if
p
= 4?
A.
96
B.
-64
C.
84
D.
44
Hint
4.
Find the following sum.
A.
3
x
2
+ 3
x
+ 4
B.
3
x
2
+ 3
x
- 4
C.
3
x
2
- 3
x
+ 4
D.
3
x
2
- 3
x
- 4
Hint
5.
What is the value of (7
x
2
– 4
x
– 5) + (-6
x
2
+ 5
x
+ 6) if
x
= 13?
A.
157
B.
183
C.
155
D.
171
Hint