\(y = \log_b x \)

\( \ln x = \log_e x \)

\( \log x = \log_{10} x \)

\( \log_b a \)

\(log_b b \)

\( \log_b 1 \)

\( \log_b (m*n) \)

\( \log_b ( \frac{m}{n} ) \)

\( \log_b (m^r) \)

Domain: \(\log_b x \)