1.
The sum or difference of monomials is called a ________.
A.
binomial
B.
polynomial
C.
trinomial
D.
constant
Hint
2.
Add (
x
2
+ 2
x
+ 5) + (3
x
2
- 3
x
+1).
A.
3
x
2
-
x
+ 6
B.
2
x
2
+
x
+ 6
C.
4
x
2
-
x
+ 6
D.
4
x
4
-
x
2
+ 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.
7
B.
9
C.
6
D.
8
Hint
4.
What is (-4
x
3
+ 3
x
2
- 5) + (
x
2
- 5
x
+ 6)?
A.
-4
x
3
+ 4
x
2
- 5
x
+ 1
B.
-3
x
2
- 2
x
2
+ 1
C.
4
x
2
+ 1
D.
-4
x
3
+ 3
x
2
Hint
5.
Find the product (9
x
3
+ 5)(2
x
2
).
A.
18
x
5
+ 10
x
2
B.
9
x
3
+ 10
x
2
C.
18
x
6
+ 10
x
2
D.
9
x
5
+ 10
x
2
Hint
6.
Find the difference (5
x
2
+ 2
y
2
) – (-
x
y
+ 2
y
2
).
A.
5
x
2
+
x
y
+ 4
y
2
B.
5
x
y
C.
5
x
2
-
x
y
D.
5
x
2
+
x
y
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.
16
x
+ 4
B.
4
x
+ 2
C.
4
x
D.
4
x
+ 4
Hint
8.
A rectangle is 50 centimeters longer than twice its width. If the perimeter of the rectangle is 160 centimeters, what are the dimensions of the rectangle?
A.
50 cm by 30 cm
B.
70 cm by 10 cm
C.
60 cm by 20 cm
D.
40 cm by 40 cm
Hint
9.
Determine whether the graph represents a linear or nonlinear function. Explain.
A.
nonlinear, the graph is an exponential function
B.
nonlinear, the graph is an inverse variation function
C.
nonlinear, the graph is a cubic function
D.
linear, the graph is a straight line
Hint
10.
Select the table that represents a nonlinear function.
A.
B.
C.
D.
Hint
11.
Graph
y
= 2
x
2
- 1.
A.
B.
C.
D.
Hint
12.
Graph
y
= -
x
2
+ 4.
A.
B.
C.
D.
Hint