Algebra II
8-4 Worksheet #1
Name ____________________________________
Write each logarithmic expression as a single logarithm.
1. log 7 + log 2
2. log 2 9 − log 2 3
3. 5 log 3 + log 4
4. log 8 − 2 log 6 + log 3
5. 4 log m − log n
6. log 5 − k log 2
7. log 6 5 + log 6 x
8. log 7 x + log 7 y − log 7 z
9. log x 3 y 5
10. log 7 22xyz
11. log 4 5 x
r
13. log 5
s
14. log 3 ( 2x )
15. log 3 7 ( 2x − 3)
Expand each logarithm.
17. log
2x
y
2
18. log 8 8 3a 5
19. log
s 7
t2
12. log 3m 4 n −2
2
a 2b 3
16. log 4
c
20. log b
1
x