Casio CFX-9850G PLUS, Руководство пользователя и техническое справочное руководство

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224
u u
u u
u
To specify the color of the graph ({BLUE}/{ORNG}/{GRN})
The default color for a graph is blue. Use the following procedure to change the
graph color to orange or green.
1. Display the Recursion Menu and then use
f
and
c
to highlight the formula
whose graph color you want to change.
2. Press
1
(SEL+C).
3. Press the function key that corresponds to the color you want to specify.
u u u u u
To specify the draw/non-draw status of a formula ({SEL})
There are two options for the draw/non-draw status of a recursion formula graph.
• Draw the graph for the selected recursion formula only
• Overlay the graphs for both recursion formulas
To specify the draw/non-draw status, use same procedure as that for specifying
generation/non-generation status.
u u u u u
To specify the type of data to be plotted (
Σ
Display: On)
You can specify one of two types of data for plotting.
•
a
n
on the vertical axis,
n
on the horizontal axis
•
Σ a
n
on the vertical axis,
n
on the horizontal axis
In the function menu that appears while a table is on the display, press
5
(G·CON) or
6
(G·PLT) to display the plot data menu.
• {
a
n
} / {
Σ a
n
} ...
{ a
n
}
/
{ Σ a
n
}
on vertical axis,
n
on horizontal axis
Example 1 Draw a graph of
a
n
+1
= 2
a
n
+ 1 with
a
n
on the vertical axis and
n
on the horizontal axis, and with the points connected.
Set the following parameters in the View Window.
Xmin = 0 Ymin = 0
Xmax = 6 Ymax = 65
Xscale = 1 Yscale = 5
6
(TABL)
5
(G·CON)
(Selects connected type.)
1
(
a
n
)
(Draws graph with
a
n
on the vertical
axis.)
16 - 3
Editing Tables and Drawing Graphs
P.222
CFX