■ To use the gCalcD online graphing calculator, select Graph Type: Function (defult), Equation, Parametric Curve (equations of) or Point Set, and select Coordinate System: Cartesian (defult), or Polar.
Welcome to the world's most advanced Online 2D Graphing Calculator and Derivative Calculator. Sophisticated, easy to use, and it's free!.
■ To graph a function, parametric curve or equation, or to plot a point set type in its expression and press Draw Graph (or press Enter on the keyboard).
■ To draw two or more graphs on the same coordinate plane first press Draw Multiple Graphs...Quick Start
To find roots of functions press Solve f(x) = 0.
Solving Equations
To calculate derivatives press Find f'(x)... or Find p'(t)... (parametric).
Calculating Derivatives
gCalcD simple graphers:
Function Graphing Calculator Cartesian & Polar
Equation Graphing Calculator Cartesian & Polar
Parametric Graphing Calculator Cartesian & Polar
Point Plotter
Information for Mac, other non-Windows and non-IE users
Find out how to change the colors.
π: Ctrl+P or
Alt+P or pi.
∞: Ctrl+8
or Alt+8 or infinity.
θ: Ctrl+T or
Alt+T or theta. You can also use x or t instead of θ in polar mode; they will be
replaced by θ when you press Draw Graph or Enter on the keyboard.
Using your mouse: change the scales and labelsNew, translate the origin and rotate the axes