SOLUTION: Write the following expression as a logarithm of a single quantity: 11 lnx-15lnx (x^2 + 2). I have no idea of how to do this?

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: Write the following expression as a logarithm of a single quantity: 11 lnx-15lnx (x^2 + 2). I have no idea of how to do this?       Log On


   



Question 257220:
Write the following expression as a logarithm of a single quantity: 11 lnx-15lnx (x^2 + 2).
I have no idea of how to do this?

Answer by drk(1908) About Me  (Show Source):
You can put this solution on YOUR website!
The original problem is
11+lnx-15lnx+%28x%5E2+%2B+2%29
step 1 - using the power rule we have
lnx%5E11-lnx+%28x%5E2+%2B+2%29%5E15
step 2 - since we are subtracting ln's, we can rewrite as division like this:
ln%28x%5E11%2F%28%28x%5E2+%2B+2%29%29%5E15%29%29