Function Plotter  Online Tool
This is a free online function plotter that does not require installation. You are able to plot as many functions as you would like
in different colors.
You can zoom the plot, trace graphs, find interceptions and roots.
Choose "polar" if you would like to plot a function in polar coordinates.
Choose "polar" if you would like to plot a function in polar coordinates.

Basic Instructions:
^  exponent. Example: x^2
sqrt  square root. To draw the graph of $\sqrt{x}$ you must write sqrt(x)
abs(x)  plots the graph of x
/  division
*  multiplication but you can write 2x instead of 2*x
^  exponent. Example: x^2
sqrt  square root. To draw the graph of $\sqrt{x}$ you must write sqrt(x)
abs(x)  plots the graph of x
/  division
*  multiplication but you can write 2x instead of 2*x