SOLUTION: i need help with this log problem. Evaluate the expression. log3 15 − log3 30 + log3 486 im currently stuck on the part log3 243.... can yo please help me out

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: i need help with this log problem. Evaluate the expression. log3 15 − log3 30 + log3 486 im currently stuck on the part log3 243.... can yo please help me out       Log On


   

Question 669332: i need help with this log problem.
Evaluate the expression.
log3 15 − log3 30 + log3 486
im currently stuck on the part log3 243.... can yo please help me out
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
i need help with this log problem.
Evaluate the expression.
log3 15 − log3 30 + log3 486
im currently stuck on the part log3 243.... can yo please help me out
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log%283%2C243%29+=+log%28243%29%2Flog%283%29
Or, use the fact that 3^5 = 243