65
Graphing
Chapter 4
• The above procedure automatically converts the
x
-range and
y
-range View Win-
dow values to 1/5 of their original settings.
• You can repeat the factor zoom procedure more than once to further enlarge or
reduce the graph.
u
u
u
u
u
To initialize the zoom factor
Press
!
2
(ZOOM)
2
(FACT)
1
(INIT) to initialize the zoom factor to the
following settings.
Xfct = 2 Yfct = 2
• You can use the following syntax to incorporate a factor zoom operation into a
program.
Factor <X factor>, <Y factor>
• You can use factor zoom for any type of graph.
k
k
k
k
k
Sketch Function
The sketch function lets you draw lines and graphs on an existing graph.
• Note that Sketch function operation in the
STAT, GRAPH
or
TABLE Mode
is
different from Sketch function operation in the
RUN
or
PRGM Mode
.
u
u
u
u
u
Before using the Sketch Function
Press
!
4
(SKTCH) to display the sketch menu.
In the STAT, GRAPH or TABLE Mode
!4
(SKTCH)
1
(Cls) ......... Clears drawn line and point
3
(Plot) ........ Displays plot menu
4
(Line) ........ Displays line menu
[
1
(Vert) ........ Vertical line
2
(Hztl) ........ Horizontal line
Press
[
to return to the previous menu
In the RUN or PRGM Mode
!4
(SKTCH)
1
2
3
4
[
1
2
3
4
[
1
2
3
4
[
Summary of Contents for fx-7400G
Page 46: ...Differential Calculations Chapter 3 ...
Page 164: ...161 1 2 3 4 5 Program for Circle and Tangents No 4 Step Key Operation Display ...
Page 165: ...162 Program for Circle and Tangents No 4 Step Key Operation Display 6 7 8 9 10 ...
Page 166: ...163 11 12 13 14 15 Program for Circle and Tangents No 4 Step Key Operation Display ...
Page 167: ...164 16 17 18 Program for Circle and Tangents No 4 Step Key Operation Display ...
Page 170: ...167 1 2 3 4 5 Program for Rotating a Figure No 5 Step Key Operation Display ...