1. Aug 14, 2005 #1

   yourmom98

   

   how do you solve for n in this question
   34=r^n
   
   i know what the r value is
   
   
   man i should know this

    

   Last edited: Aug 14, 2005

   yourmom98, Aug 14, 2005
2. 
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3. Aug 15, 2005 #2

   Fermat

   

   Homework Helper

   take logs
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   Fermat, Aug 15, 2005
4. Aug 15, 2005 #3

   HallsofIvy

   

   Science Advisor

   In general the way to "move" a number out of an exponent is to use the inverse of exponential: logarithm. If rⁿ= 34, then n log(r)= log(34) so n= log(34)/log(r). It doesn't matter what logarithme you use: common (base 10) or natural (base e) are on your calculator but any base will do.

    

   HallsofIvy, Aug 15, 2005
5. Aug 15, 2005 #4

   Brad Barker

   

   logs: they're better than bad; they're good! :tongue2:

    

   Brad Barker, Aug 15, 2005

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