Logarithms Worksheet
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1Logarithms
Solve for x in the following problems.
1
1.
log
4
2.
log
81
3.
log
4.
log
1
=
=
=
=
x
x
x
x
2
3
5
4
25
5.
log
1
6.
log
3
7.
log
0
8.
log
2
=
−
=
=
=
x
x
x
x
3
7
2
1
2
9.
log
(
) 3
3
10.
log
3 (
)
2
11.
log
5 (
) 2
6
12.
log
7 (
3
)
3
+
=
=
−
=
− x
=
x
x
x
2
6
2
8
13.
log
6 (
13
)
5
14.
15.
log
2 (
) 4
3
log
(
) 3
2
−
=
−
=
−
−
=
x
x
x
4
1
1
3
2
16.
log
3 (
) 6
4
17.
log
(
14
32
)
3
18.
log
(
12
5
)
6
+
=
−
=
− x
=
x
x
4
5
4
19.
log
2 (
) 5
4
20.
log
3 (
) 4
2
21.
log
4 (
8
)
3
+
=
−
=
− x
=
x
x
3
2
5
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