![SOLVED: What does the change of base formula do? Why is it useful when using a calculator? Use the change of base rule to calculate 9 log 5 to 3 decimal places. SOLVED: What does the change of base formula do? Why is it useful when using a calculator? Use the change of base rule to calculate 9 log 5 to 3 decimal places.](https://cdn.numerade.com/ask_previews/86c69cbb-530e-4e87-a4f1-75d69d380ce9_large.jpg)
SOLVED: What does the change of base formula do? Why is it useful when using a calculator? Use the change of base rule to calculate 9 log 5 to 3 decimal places.
![algebra precalculus - Is there a way to use a calculator for logarithmic form equations that aren't base 10 or base e? - Mathematics Stack Exchange algebra precalculus - Is there a way to use a calculator for logarithmic form equations that aren't base 10 or base e? - Mathematics Stack Exchange](https://i.stack.imgur.com/tAbT0.jpg)
algebra precalculus - Is there a way to use a calculator for logarithmic form equations that aren't base 10 or base e? - Mathematics Stack Exchange
![The Log Base 10 Key. How To Work Out A Log Of Base 10 Using A Casio Classwiz fx-85GTX Calculator. - YouTube The Log Base 10 Key. How To Work Out A Log Of Base 10 Using A Casio Classwiz fx-85GTX Calculator. - YouTube](https://i.ytimg.com/vi/N1ncC66PxtA/maxresdefault.jpg)
The Log Base 10 Key. How To Work Out A Log Of Base 10 Using A Casio Classwiz fx-85GTX Calculator. - YouTube
![Use the change-of-base formula and a calculator to evaluate the following logarithm. \log_{\pi} 75 | Homework.Study.com Use the change-of-base formula and a calculator to evaluate the following logarithm. \log_{\pi} 75 | Homework.Study.com](https://homework.study.com/cimages/videopreview/videopreview-full/using-the-change-of-base-formula-for-logarithms-definition-and-examples1_121565.jpg)
Use the change-of-base formula and a calculator to evaluate the following logarithm. \log_{\pi} 75 | Homework.Study.com
![Logarithms. How to find the log of any base on the calculator! (Casio fx-83GT PLUS, fx-85GT) - YouTube Logarithms. How to find the log of any base on the calculator! (Casio fx-83GT PLUS, fx-85GT) - YouTube](https://i.ytimg.com/vi/Z6bF6Y9g32I/maxresdefault.jpg)
Logarithms. How to find the log of any base on the calculator! (Casio fx-83GT PLUS, fx-85GT) - YouTube
![The Log Base 10 Key. How To Work Out A Log Of Base 10 Using A Casio Classwiz fx-85GTX Calculator. - YouTube The Log Base 10 Key. How To Work Out A Log Of Base 10 Using A Casio Classwiz fx-85GTX Calculator. - YouTube](https://i.ytimg.com/vi/a4p6AWk-s4U/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLAm8mwylJhNFZRcprqLK03nR68S1Q)