Logarithms And Logarithmic Functions Worksheet With Answers Page 5

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ANSWER:  
ANSWER:  
7-3 Logarithms and Logarithmic Functions
Evaluate each expression.
20. 
25. 
SOLUTION:  
SOLUTION:  
ANSWER:  
ANSWER:  
8
21. 2
= 256
−2
SOLUTION:  
26. 
ANSWER:  
SOLUTION:  
log
256 = 8
2
6
22. 4
= 4096
SOLUTION:  
ANSWER:  
−3
ANSWER:  
log
4096 = 6
4
27. log
512
8
SOLUTION:  
23. 
SOLUTION:  
ANSWER:  
3
ANSWER:  
28. log
216
6
SOLUTION:  
24. 
SOLUTION:  
ANSWER:  
3
29. log
3
ANSWER:  
27
SOLUTION:  
Let y be the unknown value.
Evaluate each expression.
25. 
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SOLUTION:  

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