Hi My Friends

I need ur help to simply the following problem

http://img20.imageshack.us/img20/4176/logt.jpg

can u please explain the steps to solve the problem

Thanks in Advanced

Printable View

- Jan 11th 2010, 11:20 PMmetallica007Simplying Log Problems
Hi My Friends

I need ur help to simply the following problem

http://img20.imageshack.us/img20/4176/logt.jpg

can u please explain the steps to solve the problem

Thanks in Advanced - Jan 12th 2010, 12:15 AMGrandad
Hello metallica007The definition of a log is this (and it's a bit involved!):

The log of a number to a certain base is that power to which the base must be raised in order to get the number.In other words, if

The laws of logs (whatever the base) are:... (1)Now to your question. Note first that . So we get:

... (2)

... (3)

, using law (2) aboveGrandad

, using the definition of a log

- Jan 12th 2010, 08:12 AMmetallica007