The world's most powerful and most accurate 2D Function Grapher.
Function grapher for graphing mathematical functions, y = f(x), using the Cartesian or polar coordinate systems.
■ To use this online function grapher select Cartesian (default) or Polar Coordinate System from the top of the function graphing calculator.
■ To graph a function type in the function expression and press Draw Graph (or press Enter on the keyboard). Syntax
■ To graph two or more functions on the same coordinate plane first press Draw Multiple Graphs... Quick Start
To find zeros of f(x) press Solve f(x) = 0.
Finding Zeros (Roots)
To calculate and graph derivatives press Find f'(x)....
Calculating Derivatives
Try gCalcD, the world's most advanced Online Graphing Calculator :
Graph functions, equations, parametric curves and point sets using the Cartesian or polar coordinate system; find zeros (roots) of functions and calculate derivatives.
Information for Mac and non-IE users
Find out how to change the colors.
Learn how to type π, ∞, θ and about other Tips.
Learn how to use your mouse to change the scales, translate the origin and rotate the axes.