How do I find a definite integral on a TI-84?
A definite integral can be found on the TI-84 by 2 methods.
This can best be described by using an example.
Press the MATH button
Press 9 to get to the definite integral function
Use the arrow key to move the cursor
Enter the boundaries and function
Press ENTER to get the result
Method 2: Visual
Press the Y= button
Enter the function
Press the GRAPH button
Press 2ND button
Press TRACE button
Press 7 to get to the integration function
Enter the Lower Limit
In this example Press 0
Enter the Upper Limit
In this example Press 5
Watch the TI-84 shade in the region.
See the result, 12.5, and the interval, [0,5], at the bottom of TI-84 window.