Logarithm Worksheet
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1
2Name :
Score :
Logarithm - Solve
Solve for x.
Example 1:
Example 2:
log (x–4) = 3
log 25 = x+2
5
¡
¢
£
= 25
3 = x–4
5
¡
¢
£
= 5
¤
27 = x–4
x =
0
x =
31
Solve for x.
1) log
(16) = 4
2) log 5x = 3
¥
¦
§
x =
x =
1
1
3) log
= x–2
4) log
= 2x+4
64
36
x =
x =
x
5) log
256 = 2
6) log
= 3
4
¥
x =
x =
1
7) log (x–1) =
8) log
81 = 4
2
¥
x =
x =
9) log (x+7) = 2
10) log 32 = x+9
x =
x =
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