Sharp EL-9650, Operation Manual, Page: 89 / 373

79
GRAPHING FUNCTIONS
This chapter describes the method of displaying a graph by specifying functions and
parameters.
1. Function Graphing Procedures
In the EL-9650, there are two input methods for displaying a graph.
Input expression
Manual input
Select from expressions
stored in memory
See the Rapid graph on page 124,
CHAPTER 4 “15. Useful Func-
tions” for details. (This mode is
only for rectangular coordinates.)
Adjust graph range
Press
to draw graph
2. Graph Modes
• The EL-9650 has four graph modes (rectangular coordinate graph, parametric
coordinate graph, polar coordinate graph, and sequence graph).
• To select a mode, use the SET UP settings. (Press
Ï
.)
(See CHAPTER 1 “10. SET UP Menu” on page 20 for details.)
• The input method varies depending on the mode.
X-Y coordinates Parametric coordinates Polar coordinates Sequence coordinates
CHAPTER 4
GRAPHING FUNCTIONS
EL-9650-(04)En (079-134) 8/7/00, 9:07 PM 79