1.
The sum or difference of monomials is called a ________.
A.
trinomial
B.
constant
C.
polynomial
D.
binomial
Hint
2.
Determine the sum.
A.
12
x
2
- 9
x
+ 1
B.
12
x
2
+ 9
x
- 1
C.
12
x
2
- 9
x
- 1
D.
12
x
2
+ 9
x
+ 1
Hint
3.
Find the difference.
A.
7
m
3
- 11
m
2
- 5
m
+ 17
B.
7
m
3
- 11
m
2
+ 5
m
+ 1
C.
7
m
3
- 11
m
2
+ 5
m
+ 17
D.
7
m
3
- 11
m
2
- 5
m
- 1
Hint
4.
Simplify (4
x
2
- 3
x
- 2) - (7
x
2
+ 4
x
+ 3).
A.
-3
x
2
+
x
- 5
B.
3
x
2
- 7
x
- 5
C.
-3
x
2
- 7
x
+ 1
D.
-3
x
2
- 7
x
- 5
Hint
5.
Write an expression to represent the area of the rectangle.
A.
6
d
5
- 12
d
2
B.
4
d
3
+6
d
2
- 4
C.
6
d
5
+ 12
d
2
D.
6
d
6
- 12
d
2
Hint
6.
Classify the expression
A.
not a polynomial
B.
monomial
C.
binomial
D.
trinomial
Hint
7.
Find the sum (7
x
2
+ 13
x
y
+ 5
y
2
) + (3
x
2
- 2
y
2
).
A.
13
x
2
y
2
+ 13
x
y
B.
10
x
4
+ 13
x
y
+ 3
y
4
C.
10
x
2
+ 13
x
y
+ 7
y
2
D.
10
x
2
+ 13
x
y
+ 3
y
2
Hint
8.
Find 4
x
(
x
2
+ 5
x
y
– 9
y
2
).
A.
4
x
3
+ 5
x
y
– 9
y
2
B.
5
x
3
+ 9
x
2
y
– 5
x
y
2
C.
4
x
3
+ 20
x
2
y
– 9
y
2
D.
4
x
3
+ 20
x
2
y
– 36
x
y
2
Hint
9.
Determine whether the graph represents a linear or nonlinear function. Explain.
A.
nonlinear, the graph is a cubic function
B.
nonlinear, the graph is an exponential function
C.
linear, the graph is a straight line
D.
nonlinear, the graph is an inverse variation function
Hint
10.
Which rule describes a linear function?
A.
y
=
- 10
B.
x
2
=
y
2
C.
2
x
=
y
+ 3
D.
x
y
= 7
Hint
11.
Graph
y
= -5
x
2
- 2.
A.
B.
C.
D.
Hint
12.
Graph
y
=
x
3
.
A.
B.
C.
D.
Hint