Texas Instruments -84 Plus, Manual Book

Page: 506 / 696

Chapter 17: Activities 503
4. Press
r
. Press
|
,
}
,
~
, and
†
to compare the values of
Y1
and
Y2
.
5. Press
o
. Turn off
Y1
and
Y2
, and then enter the numerical derivative of the integral
of 1
à
X and the function 1
à
X. Set the graph style for
Y3
to
ç
(line) and
Y4
to
è
(thick).
6. Press
r
. Again, use the cursor keys to compare the values of the two graphed
functions,
Y3
and
Y4
.