- 1). Tap the "Graphing Calculator" application icon on the iPod touch's home screen to launch the application.
- 2). Tap the "Calculator" tab at the bottom of the application screen to use the application's calculator. Enter the equation you want to graph using the application's calculator interface to add the equation to the graph. The application's calculator works like any graphing calculator: to enter a function, tap the "Function" button, to enter a cosine symbol, tap the "Cos" button.
- 3). Repeat Step 2 until you have added all of the equations you want to graph into the application. Instead of entering equations into the application's calculator interface, you can tap the "Equations" tab at the bottom of the application screen to view the application's preloaded equations and tap on one of the equations to add the equation to the graph.
- 4). Tap the "Graph" tab at the bottom of the application screen to view the equations entered in Steps 2 and 3 on a graph.
- 5). Tap the "Table" tab at the bottom of the application screen to view the equations entered in Steps 2 and 3 in a table.
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