0. Functions

Convert the following logarithmic expression to its equivalent exponential form.

$\log_4x=5$

Convert the following logarithmic expression to its equivalent exponential form.

$x=\log9$

Convert the following exponential expression to its equivalent logarithmic form.

$3^{x}=7$

Convert the following exponential expression to its equivalent logarithmic form.

$e^9=x+3$