SOLUTION: Use common logarithms to approximate log9 207 to four decimal places.

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Question 329972: Use common logarithms to approximate log9 207 to four decimal places.
Answer by Fombitz(13828) About Me  (Show Source):
You can put this solution on YOUR website!
USe the change of base formula,
log%289%2C%28207%29%29=log%2810%2C%28207%29%29%2Flog%2810%2C%289%29%29
Use your calculator to work out the right hand side.