1. ## logarithm

Find in simplest form the exact value of $2^{log_3 5}-5^{log_3 2}$

2. Originally Posted by jashansinghal
Is it number theory, rather than say pre-calculus?

By the way it's 0.

CB

3. how did you get the answer
prove it

4. Originally Posted by jashansinghal
how did you get the answer
prove it
Take logs (to an arbitrary base) of the two terms in the expression, then see that they are the same.

CB