Texas Instruments TI-84 Plus Manual Book page 476

4. Press r. The trace cursor is
displayed on the
The function that you are tracing is
displayed in the top-left corner.
5. Press | and ~ to trace along
dot at a time, evaluating
You also can enter your estimate for the
maximum value of
Ë
6. Press . When you press a number
3 8
key while in
TRACE
displayed in the bottom-left corner.
7. Press Í.
The trace cursor jumps to the point on
the function evaluated at
Y1
8. Press | and ~ until you are on the
maximum value.
Y
This is the maximum of
pixel values. The actual, precise
maximum may lie between pixel values.
Chapter 17: Activities
function.
Y1
, one
Y1
at each
Y1
.
X
, the prompt is
X=
.
X=3.8
for the
Y1(X)
X
.
X
X
473