Luttrell 2012
138
Name: ______________________
Date: _____
6b - Logarithmic Functions
1. What is the definition of a logarithm?
Simplify into one logarithm:
2. log 2 + log 4 - log 3
3. 2log 4 - log 5 + 3log 3
Expand into several logarithms:
4.
log(
)
x y
z
2
3
5.
log(
)
(
)
x
x
2
1
2
+
6.
log(
)
x
x
2
+
Change into a natural logarithm:
7. log 5
8.
log
2
6
9.
log
3
7
Simplify:
10.
5
6
64
64
log
11.
10
2005
log
12.
log
8
2
13. log 1
14. log 0
15. log 1000
16.
log
4
64
17.
2
3
27
log
18. log 2 + log 5
