SOLUTION: Write each expression as a sum and/or difference of logarithms. a) ln(xe^x) b) {{{ logbase(3) (x/9)}}}

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: Write each expression as a sum and/or difference of logarithms. a) ln(xe^x) b) {{{ logbase(3) (x/9)}}}      Log On


   

Question 692600: Write each expression as a sum and/or difference of logarithms.
a) ln(xe^x)


b) +logbase%283%29+%28x%2F9%29
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Write each expression as a sum and/or difference of logarithms.
a) ln(xe^x)
---
= ln(x) + ln(e^x)
---
= ln(x) + x
==================
b) logbase(3) (x/9)
----
= log3(x) - log3(9)
----
= log3(x) - 2
===================
Cheers,
Stan H.