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WeBWorK
mathprep
Section01ExponentsTest
v27
Test
Section01ExponentsTest
Remaining time: 00:15:00
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Problem 1.
(1 point)
3
(
3
x
/
2
)
2
=
A.
27
x
B.
9
0.5
x
+
2
C.
3
(
3
0.5
x
+
2
)
D.
3
x
+
1
E.
9
x
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Problem 2.
(1 point)
(
16
u
2
v
x
−
3
)
=
A.
u
3
/
2
x
5
/
2
4
v
1
/
2
B.
v
1
/
2
4
x
3
/
2
u
C.
−
16
u
x
3
/
2
v
1
/
2
D.
−
16
u
v
1
/
2
x
3
/
2
E.
1
4
u
3
/
2
v
1
/
2
x
−
5
/
2
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Problem 3.
(1 point)
(
4
L
2
P
)
3
/
2
(
P
)
−
3
/
2
=
A.
8
L
3
P
B.
8
L
3
C.
16
L
3
/
4
P
−
1
/
2
D.
4
3
L
7
/
2
P
E.
4
3
L
7
/
2
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Problem 4.
(1 point)
v
6
3
=
A.
v
19
/
3
B.
v
1
/
3
C.
v
17
/
3
D.
v
3
E.
v
2
preview answers
Problem 5.
(1 point)
x
5
y
4
=
A.
x
11
/
2
y
5
/
2
B.
x
5
/
2
y
2
C.
x
9
/
2
y
3
/
2
D.
x
10
y
4
E.
x
5
y
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Problem 6.
(1 point)
Evaluate without using a calculator:
2.1
(
10
3
)
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Problem 7.
(1 point)
50
x
4
y
6
=
A.
25
x
y
3
/
2
B.
5
10
x
7
/
2
y
11
/
2
C.
50
x
7
/
2
y
11
/
2
D.
2
5
x
2
y
3
E.
5
2
x
2
y
3
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Problem 8.
(1 point)
6
s
2
t
3
v
5
6
s
t
5
v
3
=
A.
12
s
3
/
2
t
4
v
4
B.
6
s
3
t
8
v
4
C.
12
s
9
/
2
t
15
/
2
v
15
/
2
D.
2
6
s
3
t
8
v
4
E.
6
s
3
/
2
t
4
v
4
preview answers
Problem 9.
(1 point)
Evaluate without using a calculator:
(
−
8
)
2
/
3
preview answers
Problem 10.
(1 point)
Evaluate without using a calculator:
1
7
−
2
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