Texas Instruments -84 Plus, Manual Book

Page: 96 / 696

Chapter 3: Function Graphing 93
Defining Graphs
Defining Graphs Defining Graphs
Defining Graphs
TI-84 Plus—Graphing Mode Similarities
TI-84 Plus—Graphing Mode Similarities TI-84 Plus—Graphing Mode Similarities
TI-84 Plus—Graphing Mode Similarities
Chapter 3 specifically describes function graphing, but the steps shown here are similar
for each TI-84 Plus graphing mode. Chapters 4, 5, and 6 describe aspects that are
unique to parametric graphing, polar graphing, and sequence graphing.
2. Press
q
6
to select
6:ZStandard
. This is a
quick way to reset the window variables to the
standard values. It also graphs the functions; you
do not need to press
s
.
Notice that the functions appear as an ellipse in
the standard viewing window.
3. To adjust the display so that each pixel represents
an equal width and height, press
q
5
to select
5:ZSquare
. The functions are replotted and now
appear as a circle on the display.
4. To see the
ZSquare
window variables, press
p
and notice the new values for
Xmin
,
Xmax
,
Ymin
, and
Ymax
.