Education Technology

Solution 34794: Inputting Absolute Values Using the TI-84 Plus C Silver Edition Graphing Calculator.

How do I input absolute values using a TI-84 Plus C Silver Edition graphing calculator?

The instructions below demonstrate how to input the abs( or absolute value function using the TI-84 Plus C Silver Edition. 

Example: Find |-3|

• Press [MATH]
• Scroll right to highlight NUM and select 1:abs(

• Input -3. To make a value negative, use the negative or [(-)] key located below the [3] key.
• Press [ENTER] and the solution below should be displayed.

Please note that if you have "CLASSIC" selected as your display mode and not "MATHPRINT", you'll see an abs( function show up on your display instead of an actual absolute value box.

Please see the TI-84 Plus C Silver Edition guidebook for additional information.