1.
Express 0.091 in scientific notation.
A.
9.1 × 10
-1
B.
9.1 × 10
-2
C.
9.1 × 10
1
D.
9.1 × 10
2
Hint
2.
Simplify
A.
k
17
B.
C.
k
3
D.
k
-3
Hint
3.
Find the perimeter of triangle
ABC
.
A.
(4
w
+ 8) in.
B.
(4
w
+ 22) in.
C.
(8
w
+ 9) in.
D.
(8
w
+ 8) in.
Hint
4.
Find (3
a
- 1)(5
a
+ 6).
A.
15
a
2
+ 13
a
- 6
B.
15
a
2
+ 13
a
+ 6
C.
15
a
+ 13
a
-6
D.
15
a
2
- 5
a
- 6
Hint
5.
Factor
m
3
- 4
m
2
+ 6
m
- 24.
A.
m
2
(
m
- 4) + 6
m
- 24
B.
(
m
+ 4)(
m
2
- 6)
C.
m
(
m
2
- 4
m
+ 6) - 24
D.
(
m
- 4)(
m
2
+ 6)
Hint
6.
Find the axis of symmetry of the graph of
g
(
x
) =
x
2
- 5
x
+ 2.
A.
x
= 2
B.
C.
D.
x
= -5
Hint
7.
When 2
x
3
+
x
2
- 3 is divided by
x
+ 1, the remainder is _____.
A.
-2
B.
0
C.
3
D.
-4
Hint
8.
Find
f(x + h)
for
f(x)
=
x
2
+ 2
x
.
A.
x
2
+ 2
x
+ 2
h
B.
x
2
+ 2
xh
+
h
2
+ 2
x
+ 2
h
C.
x
2
+ 2
xh
+
h
2
+ 2
x
D.
x
2
+ 2
x
+
h
Hint
9.
Use the Distributive Property to simplify 11(
v
– 2).
A.
11
v
– 22
B.
22 – 11
v
C.
11
v
– 2
D.
11
v
+ 22
Hint
10.
Find
A.
q
+ 9
B.
C.
D.
q
– 9
Hint
11.
A.
–5
B.
4
C.
1
D.
5
Hint
12.
Factor 3
ty
3
– 48
ty
.
A.
B.
C.
D.
3
ty
(
y
+ 4)(
y
– 4)
Hint
13.
If a graph represents an odd-degree polynomial function, what must be true?
A.
It must have at least three roots.
B.
It must pass through the
x
-axis.
C.
As
,
D.
It may not have any real roots.
Hint
14.
Which graph best represents the function
?
A.
B.
C.
D.
Hint
15.
Find consecutive values of
x
between which each real zero of the function
is located.
A.
–1 and 0, 0 and 1, and 1 and 2
B.
0 and 1, 1 and 2
C.
–1 and 0, 0 and 1
D.
–1 and 0, 1 and 2
Hint
16.
What must be true in order for a term
x
–
a
to be a factor of a polynomial
f
(
x
)?
A.
f
(
a
) = 0
B.
a
must be positive
C.
f
(
a
) must be negative
D.
f
(
a
) must be positive
Hint
17.
How many possible positive real zeros are there for the polynomial
?
A.
2
B.
1
C.
5
D.
3
Hint
18.
How many possible real zeros are there for the polynomial
?
A.
2
B.
0
C.
6
D.
4
Hint
19.
If
a
0
= 1 is the leading coefficient of a polynomial, which of the following cannot be a zero of the polynomial?
A.
B.
1
C.
0
D.
119
Hint
20.
List all of the possible rational zeros of the function
.
A.
B.
C.
D.
Hint