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| | Function Grapher two variable, AMIR's |
 | | In addition to algebraic functions such as linear, quadratic and other polynomial and rational functions, you can use any of these predefined functions in your expressions, including power functions, logarithmic and exponential functions, trigonometric functions and their inverses, and hyperbolic functions and their inverses. |
 | | The graph of a one-variable function will appear as a curve instantly in most cases (if you have a fast computer), and if you are graphing a two-variable function with Function Grapher 3D the graph will be constructed as a surface by drawing a set of curves, namely, the x-direction and the y-direction contours. |
 | | Similarly, when using Function Grapher 3D, to evaluate a two variable function at a particular point (x,y), input the x value and y value as constant expressions separated by comma in the text box provided. |
| www.geocities.com /function.grapher/two-2-variable (733 words) |
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