Mathematica offers multiple ways of plotting functions of one variable. These include ordinary plots, log plots, parametric plots, and polar plots.
Plot the function

on a log-scaled vertical axis:
Plot the function

on a log-scaled horizontal axis:
Plot the function

on log-scaled vertical and horizontal axes:
Plot the parametric curve defined by

:
Use
ParametricPlot3D to plot the parametric curve defined by

:
Make a polar plot of the function

:
Use
ContourPlot to plot an implicitly defined function: