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M1W3Q2-Exponents and Logarithms.pdf Latest commit History History 741 KB main Coursera_Data-Science-Math-Skills / ...

Now that you know what \({\log _a}x\) means, you should know and be able to use the following results, known as the laws of logarithms.

A scientific calculator has two 'log' buttons on it. These are marked log and ln. The log key is used for calculations of the form \({\log _{10}}x\). For example, to work out that \(\log 10000 = 4\) ...

If you remember your math classes, you may not have understood logarithms, as in most cases they aren’t taught very well. Why in the world would anyone ever dream up a notation that seems more ...