Texas Instruments TI-82 STATS Manual Book page 103

minimum,
maximum
intersect
and
minimum maximum
function within a specified interval to a tolerance of 1âL5.
To find a minimum or maximum, follow these steps.
1. Select
3:minimum
menu. The current graph is displayed.
2. Select the function and set left bound, right bound, and guess
as described for
The cursor is on the solution, and the coordinates are displayed,
even if you have selected
is displayed in the bottom-left corner.
Maximum
To move to the same x-value for other selected functions, press
} or †. To restore the free-moving cursor, press | or ~.
finds the coordinates of a point at which two or more
intersect
functions intersect using
the display to use
To find an intersection, follow these steps.
1. Select
5:intersect
graph is displayed with
2. Press † or }, if necessary, to move the cursor to the first
function, and then press Í.
in the bottom-left corner.
3. Press † or }, if necessary, to move the cursor to the second
function, and then press Í.
4. Press ~ or | to move the cursor to the point that is your
guess as to location of the intersection, and then press Í.
The cursor is on the solution and the coordinates are displayed,
even if format is selected.
CoordOff
the bottom-left corner. To restore the free-moving cursor, press
|, }, ~, or †.
find a minimum or maximum of a
or
4:maximum
(steps 2 through 4; page 3.26).
zero
CoordOff
. The intersection must appear on
solve(
.
intersect
from the
CALCULATE
First curve?
Second curve?
from the
CALCULATE
format;
Minimum
menu. The current
in the bottom-left corner.
is displayed
is displayed in
Intersection
Function Graphing 3.27
or