1.
Add 3
x
2
+ 2
x
- 1 and
x
2
- 3
x
+ 5.
A.
2
x
2
+ 5
x
+ 4
B.
4
x
2
+ 5
x
- 4
C.
4
x
2
-
x
+ 4
D.
2
x
2
- 5
x
- 6
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.
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
4.
Find the sum of (-2
x
2
– 2
x
– 2) and (-15
x
2
+ 13
x
+ 11).
A.
17
x
2
– 11
x
– 9
B.
-17
x
2
+ 13
x
+ 9
C.
-17
x
2
– 11
x
+ 9
D.
-17
x
2
+ 11
x
+ 9
Hint
5.
Find the measure of each angle in the figure.
A.
56°, 34°
B.
64°, 26°
C.
47°, 43°
D.
60°, 30°
Hint