1.
The sum or difference of monomials is called a ________.
A.
polynomial
B.
constant
C.
trinomial
D.
binomial
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
4
-
x
2
+ 6
D.
4
x
2
-
x
+ 6
Hint
3.
Find the sum (7
a
2
-4) + (-2
a
2
+
a
+ 1).
A.
9
a
2
+
a
- 5
B.
5
a
2
+
a
- 3
C.
-5
a
2
-
a
+ 5
D.
-9
a
2
+
a
- 5
Hint
4.
Multiply
x
3
(
x
4
- 2).
A.
x
7
- 2
B.
x
7
- 2
x
3
C.
x
12
- 2
x
3
D.
x
12
- 2
Hint
5.
Find the product (9
x
3
+ 5)(2
x
2
).
A.
18
x
6
+ 10
x
2
B.
9
x
5
+ 10
x
2
C.
9
x
3
+ 10
x
2
D.
18
x
5
+ 10
x
2
Hint
6.
Find the degree of 7
x
2
y
2
z
.
A.
7
B.
6
C.
4
D.
5
Hint
7.
Find the difference (14
x
2
+ 3
x
+ 11) – (10
x
2
+ 5).
A.
24
x
2
+ 3
x
+ 6
B.
4
x
2
+ 3
x
+ 6
C.
4
x
2
+ 3
x
+ 16
D.
24
x
2
+ 3
x
+ 16
Hint
8.
Find the difference (5
x
2
+ 2
y
2
) – (-
x
y
+ 2
y
2
).
A.
5
x
2
-
x
y
B.
5
x
2
+
x
y
+ 4
y
2
C.
5
x
y
D.
5
x
2
+
x
y
Hint
9.
Which rule describes a linear function?
A.
2
x
=
y
+ 3
B.
x
y
= 7
C.
x
2
=
y
2
D.
y
=
- 10
Hint
10.
Which rule describes a linear function?
A.
B.
x
2
+
y
2
= 1
C.
2
x
+ 3
y
= -10
D.
4
x
y
= 16
Hint
11.
Graph
y
= -
x
2
.
A.
B.
C.
D.
Hint
12.
Graph
y
= -5
x
2
- 2.
A.
B.
C.
D.
Hint