1.
Find the degree of
m
3
+ 3
m
2
n
2
+ 6
mn
4
+ 3
mn
+
n
3
.
A.
3
B.
4
C.
6
D.
5
Hint
2.
Add (
x
2
+ 2
x
+ 5) + (3
x
2
- 3
x
+1).
A.
2
x
2
+
x
+ 6
B.
4
x
4
-
x
2
+ 6
C.
4
x
2
-
x
+ 6
D.
3
x
2
-
x
+ 6
Hint
3.
Determine the degree of the polynomial 2
x
3
y
2
z
+ 3
xy
2
z
3
- 4
x
3
y
3
z
.
A.
8
B.
7
C.
9
D.
6
Hint
4.
Find the sum (6
x
3
- 10) + (2
x
3
+ 5
x
+ 7). Then evaluate if
x
= -2.
A.
8
x
3
+ 5
x
- 3; -77
B.
8
x
3
-5
x
- 3; -25
C.
4
x
3
+ 5
x
+ 3; -39
D.
8
x
3
-5
x
+7; -47
Hint
5.
Simplify -
a
(
a
3
- 3
a
2
+
a
).
A.
-
a
3
+ 3
a
2
-
a
B.
-
a
4
+ 3
a
3
-
a
2
C.
-
a
4
+ 3
a
3
D.
-
a
4
- 3
a
3
-
a
2
Hint
6.
Find the difference (2
x
+ 6) – (7
x
+ 3).
A.
9
x
+ 9
B.
-5
x
+ 3
C.
5
x
+ 3
D.
-5
x
+ 9
Hint
7.
A rectangle has length 10
x
+ 3 and width 6
x
+ 1. What is the difference between the length and the width of the rectangle?
A.
4
x
B.
4
x
+ 4
C.
4
x
+ 2
D.
16
x
+ 4
Hint
8.
Find the product 6(8
x
+ 3).
A.
48
x
+ 3
B.
42
x
+ 18
C.
66
x
D.
48
x
+ 18
Hint
9.
Which rule describes a linear function?
A.
2
x
=
y
+ 3
B.
y
=
- 10
C.
x
2
=
y
2
D.
x
y
= 7
Hint
10.
Which rule describes a linear function?
A.
2
x
+ 3
y
= -10
B.
4
x
y
= 16
C.
x
2
+
y
2
= 1
D.
Hint
11.
Graph
y
= 4
x
3
.
A.
B.
C.
D.
Hint
12.
Graph
y
=
x
3
.
A.
B.
C.
D.
Hint