SOLUTION: Write the following expression in terms of log(3) log(3^-42) is it -1/42log(3) -42log(30 1/42log(3) or 42log(3)

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: Write the following expression in terms of log(3) log(3^-42) is it -1/42log(3) -42log(30 1/42log(3) or 42log(3)      Log On


   

Question 640327: Write the following expression in terms of log(3)
log(3^-42)
is it -1/42log(3)
-42log(30
1/42log(3)
or 42log(3)
Answer by Edwin McCravy(20065) About Me  (Show Source):
You can put this solution on YOUR website!
log(3-42) 
The rule you need to learn is this:

log(AN) = N·log(A)

So put 3 where the A's are and put -42 where the N's are
any you'll have the answer.

Edwin