TI-83 Plus Function Graphing 150
4. Press | or ~ (or enter a value) to select a point near the zero of the
function, between the bounds, and then press Í.
The cursor is on the solution and the coordinates are displayed, even if
CoordOff format is selected. To move to the same x-value for other
selected functions, press } or †. To restore the free-moving cursor,
press | or ~.
minimum, maximum
minimum and maximum find a minimum or maximum of a function within
a specified interval to a tolerance of 1âL5.
To find a minimum or maximum, follow these steps.
1. Select 3:minimum or 4:maximum from the CALCULATE menu. The
current graph is displayed.
2. Select the function and set left bound, right bound, and guess as
described for zero.