Texas Instruments TI-84 - Manual (Page 170)

Chapter 6: Sequence Graphing 167
2. It moves vertically (up or down) to the sequence.
3. It moves horizontally to the y=x reference line.
4. It repeats this vertical and horizontal movement as you continue to press
~.
Using Web Plots to Illustrate Convergence Using Web Plots to Illustrate Convergence Using Web Plots to Illustrate Convergence Using Web Plots to Illustrate Convergence
Example: Convergence Example: Convergence Example: Convergence Example: Convergence
1. Press
o in
Seq mode to display the sequence Y= editor. Make sure the graph style is
set to
í (dot), and then define
nMin , u(n) and u(nMin) as shown below.
2. Press
y . Í to set
Time axes format.
3. Press
p and set the variables as shown below.
4. Press
s to graph the sequence.
nMin=1
nMax=25
PlotStart=1
PlotStep=1 Xmin=0
Xmax=25
Xscl=1 Ymin= L 10
Ymax=10
Yscl=1