Texas Instruments TI-84 Plus Manual Book page 479

3. Press ~ to trace along the curve to a
point to the right of the maximum, and
then press Í.
A 3 at the top of the screen indicates the
selected bound.
A prompt is displayed.
Guess?
4. Press | to trace to a point near the
maximum, and then press Í.
Ë
Or, press
3
enter a guess for the maximum.
When you press a number key in
the prompt is displayed in the bottom-
X=
left corner.
Notice how the values for the calculated
maximum compare with the maximums
found with the free-moving cursor, the
trace cursor, and the table.
In steps 2 and 3 above, you can
Note:
enter values directly for Left Bound and
Right Bound, in the same way as
described in step 4.
Chapter 17: Activities
, and then press Í to
8
,
TRACE
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