Steps and keystrokes
5. Set the x and y Window variables to
appropriate values for this example.
Press 0 D 50 D 10 D 0 D 6000 D 1000
6. Display the Graph screen.
Press 8 %
7. Select
. Move the cursor to trace
Trace
year by year. How many years (nc) does it
take the number of trees (yc) to stabilize?
Trace begins at nc=0.
nc is the number of years.
xc = nc since n is plotted on the x axis.
yc = u1(n), the number of trees at
year n.
Press ... B and A as necessary
Previews
Display
By default, sequences
use the Square
display style.
98