SOLUTION: How can I rewrite this problem as a single logarithm: 7lnx + 4lny -3lnz

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Question 150847: How can I rewrite this problem as a single logarithm: 7lnx + 4lny -3lnz
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
See here --> http://www.purplemath.com/modules/logrules.htm
use rule 3 first
7lnx+%2B+4lny+-3lnz
ln%28x%29%5E7+%2B+ln%28y%29%5E4+-+ln%28z%29%5E3
Now use rule 2
ln%28%28x%29%5E7+%2A%28y%29%5E4%29+-+ln%28z%29%5E3
Now rule 2 again
ln%28%28x%5E7y%5E4%29%2Fz%5E3%29