gCalcD | Graphing Calculator with Derivatives

Welcome to the world's most advanced Online 2D Graphing Calculator and Derivative Calculator. Sophisticated, easy to use, and it's free!.

■ To use the gCalcD online graphing calculator with Derivatives, select Graph Type: Function (default), Equation, Parametric Curve or Point Set, and select Coordinate System: Cartesian (default), or Polar from the drop-down menus.

■Type in an 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

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Instruction Tips

To find zeros of f(x) press Solve f(x) = 0.
Solving Equations

To calculate derivatives press Find f'(x)... or Find p'(t)... (parametric).
Calculating Derivatives

sqrt(x), abs(x), sin(x),
asinh(x), floor(x), ln(x),
log(x), exp(x), more Predefined Functions

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These scaled-down versions of gCalcD graph in the Cartesian & Polar coordinate systems:

Function Grapher

Equation Grapher

Parametric Grapher

Point Plotter

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Basic Function Grapher
for beginners

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Two-Variable Function Grapher

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The Best 2D Graphing Calculator on the Web

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About the gCalcD Online Graphing Calculator

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To use the online graphing calculator and derivative calculator you need to download Java from Java.com, it's free. Below are images of the gCalcD Graphing Calculator. Already have Java? Trouble-shooting

Graphing Calculator

Graphing Calculator, axis rotated

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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