TI-84 Tutorial

Graphs of Linear Functions

Summary• In this tutorial, you’ll be graphing linear

functions. The steps in the tutorial include:– Input three linear functions.– Graph the functions.– Use TRACE to find the coordinates along the graphs

of the functions.

Input the Linear FunctionsInput the Linear Functions

For this Tutorial we’ll be using the TI-SmartView.

Input the Linear FunctionsInput the Linear Functions

Follow the keystrokes shown above.

Input the Linear FunctionsInput the Linear Functions

Here is a close-up of the keystrokes.

Input the Linear FunctionsInput the Linear Functions

Your function entry screen should look like this.

Graph the Linear FunctionsGraph the Linear Functions

To graph the functions, press the GRAPH button.

Graph the Linear FunctionsGraph the Linear Functions

Your screen should look like this.

Trace CoordinatesTrace Coordinates

Use TRACE to find coordinates for any of thefunctions.

Trace CoordinatesTrace Coordinates

Press TRACE and the Left or Right arrow buttons to see coordinate for a given function.

Trace CoordinatesTrace Coordinates

Use the Up or Down arrows to TRACE the coordinates of the other functions.

Trace CoordinatesTrace Coordinates

The coordinates are displayed along the bottom of the screen.