SOLUTION: How do I solve log 5 to the base negative 1 over 125 minus log 4 to the base 64 plus log 3 to the base 1 over 81. I know what the answer is but I don't get how they got it?? HELP

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: How do I solve log 5 to the base negative 1 over 125 minus log 4 to the base 64 plus log 3 to the base 1 over 81. I know what the answer is but I don't get how they got it?? HELP      Log On


   



Question 696126: How do I solve log 5 to the base negative 1 over 125 minus log 4 to the base 64 plus log 3 to the base 1 over 81. I know what the answer is but I don't get how they got it?? HELP
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
How do I solve log 5 to the base negative 1 over 125 minus log 4 to the base 64 plus log 3 to the base 1 over 81
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If you have an answer, it is wrong.
Why?
Because you cannot have a negative base for a logarithm.
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Cheers,
Stan H.