Multiple Choice
Use the definition of a logarithm to prove 
. Hint: Let 
and 
. Then, 
and 
A) let 
and 
so that 
and 
. Then 
and by definition, 
; that is 
B) Let 
and 
so that 
and 
. Then 
and by definition, 
; that is 
C) Let 
and 
so that 
and 
. Then 
and by definition, 
; that is 
Correct Answer:
Verified
Correct Answer:
Verified
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