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OpenStudy (anonymous):
What is the value of log81 3?
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OpenStudy (mathstudent55):
You mean this? \(\log_{81} 3\)
OpenStudy (mathstudent55):
It may help you to know that \(81 = 3^4\). Also, this comes form the definition of log: \(\log_b x = y~~~\iff~~~b^y = x\).
OpenStudy (anonymous):
what kind of calculator do you have? if you have a TI-84 there is a simple way to do this on your calc
OpenStudy (anonymous):
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