Texas Instruments TI-84 Plus Silver Edition

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The x and y coordinates of the relative (local) minimum are displayed at the bottom of the screen.
maximum: The process of finding a relative (local) maximum is identical to the process for
finding a relative (local) minimum.
Example: Example: Find the coordinates of the relative (local) minimum of the graph of
3 2
2 3
( ) 5 9
3 4
f x x x x
= − − +
.
Enter the function in the Y= menu and press GRAPH . Adjust the viewing window, if needed.
Press 2
nd
TRACE and select maximum .
Press ENTER .