SOLUTION: 2logd(z+1)+logd(3z+1)
convert to a single logarithm 
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Question 1078939:  2logd(z+1)+logd(3z+1)
convert to a single logarithm  
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
 2logd(z+1)+logd(3z+1)
Adding logs --> multiplying.
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Assuming d is the base:
= 
 
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