Online Function Grapher | gCalcD

To use this Function Grapher, select Cartesian or Polar Coordinate System.

■ To graph a function type in its expression and press Draw Graph (or Enter on the keyboard).

■ To graph two or more functions on the same coordinate plane first press Draw Multiple Graphs.... Quick Start / Syntax

Welcome to the World's Most Advanced 2D Function Grapher

Function Grapher Equation Grapher Parametric Grapher Point Plotter

■ To find the roots of the function press Solve f(x) = 0... Finding Roots

■ To calculate the first few order derivatives press f'(x), f''(x),... Calculating Derivatives

Also find out how to change the scales, translate the origin and rotate the axes by using your mouse; and how to change the colours.

Two-Variable Function
Grapher :

What is a function?

What is the graph of a function?

What is a coordinate system?

Examples

f(x) = 3x^2-4x-2 parabola (Cartesian)

f(x) = 3sin(2x) 4-petal rose (polar)

f(x) = 1/(1-.7cos(x)) ellipse (polar)

Your browser is not Java-enabled or active content is blocked. Refer to the Information Bar below your browser's toolbar and select Allow active content. If the applet is still not showing go to Tools select Internet Options. Under Advanced tab, scroll down until you find Java (SUN) and select Use JRE [some version number] for applets. In Windows Vista, go to Control Panel. In Classic view you will find the Java icon. Double click on it to open Java Control Panel. Under Java tab, click View... and select Enabled. If you didn't find Java (SUN) you need to download it from Java.com Below are only images of Online Graphing Calculator.

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 instead of θ; it will be replaced by θ when you press Draw Graph or Enter on the keyboard.