1.
Find the sum (7
a
2
-4) + (-2
a
2
+
a
+ 1).
A.
-5
a
2
-
a
+ 5
B.
9
a
2
+
a
- 5
C.
5
a
2
+
a
- 3
D.
-9
a
2
+
a
- 5
Hint
2.
Classify the expression
A.
not a polynomial
B.
monomial
C.
binomial
D.
trinomial
Hint
3.
Find the degree of the polynomial
.
A.
6
B.
5
C.
4
D.
7
Hint
4.
Find the sum (7
x
2
+ 13
x
y
+ 5
y
2
) + (3
x
2
- 2
y
2
).
A.
10
x
4
+ 13
x
y
+ 3
y
4
B.
10
x
2
+ 13
x
y
+ 3
y
2
C.
10
x
2
+ 13
x
y
+ 7
y
2
D.
13
x
2
y
2
+ 13
x
y
Hint
5.
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
6.
Find the difference (2
x
+ 6) – (7
x
+ 3).
A.
-5
x
+ 9
B.
-5
x
+ 3
C.
9
x
+ 9
D.
5
x
+ 3
Hint
7.
Find the product (3
x
– 1)(5
x
).
A.
-2
x
B.
15
x
2
- 5
x
C.
15
x
2
- 1
D.
8
x
2
+ 4
x
Hint
8.
Find –3
x
(
x
2
+ 2
x
+ 1).
A.
-3
x
3
- 6
x
2
- 3
x
B.
-3
x
3
+ 2
x
+ 1
C.
-3
x
3
+ 6
x
2
+ 3
x
D.
-3
x
3
- 6
x
2
+ 1
Hint
9.
Which rule describes a linear function?
A.
y
= 3
x
(
x
2
+ 1)
B.
y
=
- 7
C.
y
= (
x
– 5)
x
D.
y
+ 7 =
Hint
10.
Which rule describes a linear function?
A.
y
=
- 10
B.
x
y
= 7
C.
2
x
=
y
+ 3
D.
x
2
=
y
2
Hint
11.
Graph
y
= 4
x
3
.
A.
B.
C.
D.
Hint
12.
Graph
y
= -5
x
2
- 2.
A.
B.
C.
D.
Hint