14 Getting Started
8300GETM.DOC TI-83 international English Bob Fedorisko Revised: 02/19/01 11:06 AM Printed: 02/19/01 11:06
AM Page 14 of 18
4. Press r. The trace cursor is displayed
on the Y1 function.
The function that you are tracing is
displayed in the top-left corner.
5. Press | and ~ to trace along Y1, one X dot
at a time, evaluating Y1 at each X.
You also can enter your estimate for the
maximum value of X.
6. Press 3 Ë 8. When you press a number key
while in TRACE, the X= prompt is displayed
in the bottom-left corner.
7. Press Í.
The trace cursor jumps to the point on the
Y1 function evaluated at X=3.8.
8. Press | and ~ until you are on the
maximum Y value.
This is the maximum of Y1(X) for the X
pixel values. The actual, precise maximum
may lie between pixel values.