Basic Graphing You can graph in by typing equations of functions in the Input box. Type the following equations of functions in the Input box and press the ENTER key after each equation. y = 2x + 3 f(x) = -3x + 5 2x – 3y + 6 = 0 g(x) = sin(x) y = […]

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# Monthly Archives: November 2009

## GeoGebra Tutorial: Graphs and Sliders Part 2

In my post Tutorial 4: Graphs and Sliders, we learned how to use the slider in investigating graphs of the form y = mx + b. In this tutorial, we are going to use sliders to investigate the graph of the fromy = a(x – h)2+ k, where a, h and k can be any real […]

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## Graphs, Equations and Tables in Microsoft Excel

Introduction We can represent functions in three ways*: graphs, tables (or list) and equations. It is often better to view simultaneously the representations of a function to be able to understand its behavior, but it is quite hard – or expensive – to find a software with such functionality. However, with some knowledge on formulas […]

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