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September 4th, 2011, 09:47 AM  #1 
Member Joined: Sep 2011 Posts: 37 Thanks: 0  an unsolvable problem
find the correct value of x: 
September 4th, 2011, 09:50 AM  #2 
Senior Member Joined: Jul 2010 Posts: 103 Thanks: 0  Re: an unsolvable problem
unsolvable! so the domain or correct values(remember not value) for x are: 
September 4th, 2011, 09:52 AM  #3 
Member Joined: Sep 2011 Posts: 37 Thanks: 0  Re: an unsolvable problem
Can you explain what happened and how you solved it?

September 4th, 2011, 09:54 AM  #4 
Senior Member Joined: Jul 2010 Posts: 103 Thanks: 0  Re: an unsolvable problem
Do you remember the properties of logarithmic and exponential functions or not? if you need a review, check this: http://en.wikipedia.org/wiki/Logarithm 