Most calculators can find logarithms with base and base e. To find logarithms

Algebra
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Most calculators can find logarithms with base  and base e. To find logarithms with different bases, we use the  . To find log2 3, we write the following. (Round your answers to three decimal places.)
log2 3 = 
log 
log 

 = 

Jul 17th, 2015

Thank you for the opportunity to help you with your question!

Most calculators can find logarithms with base '10' and base 'e'.  To find logarithms with different bases, we use the "Change of base formula". 

To find  log23 ( i.e log3 to the base 2) we write ln3 / ln2 = 1.584962501

(.e log3 to the base e / log2 to the base e )

Please let me know if you need any clarification. I'm always happy to answer your questions.
Jul 17th, 2015

change of base formula


This is the formula i used. x=3 , b=2 and d = e ( you can choose d=10 also)


Jul 17th, 2015
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