Specifications

NotesKey Operation
Display
EL-9600 Graphing Calculator
Example
Before carrying out the following operation, press the reset switch located on the back of the unit and press
keys (caution: previously entered equations and memory will be erased).
The operations in
4
and
5
above
can also be carried out using keys.
Press , move cursor
and press .
]
]
Use the attached pen to touch the bottom
right corner of the area to be enlarged.
(
will appear as before).
Polar coordinate graphs
1
2
3
4
5
6
Specify Polar mode on the screen.
Display the graph. An eight-petaled
flower is drawn.
Use the attached pen to touch the top
left corner of the area to be enlarged.
(
will appear).
Touch the inside of the once more
and
cursor will appear.
(The
cursor corresponds to the top left
corner of the area to be enlarged).
Press
and use the attached pen to
touch the screen directly.
7
Touch the inside of the once more
and the screen will be enlarged up to the
cursor positions.
Touch the inside of the
once more.
Use the attached pen to
touch the screen directly.
Touch the inside of the
once more.
Use polar coordinate mode to draw a picture of a flower
and enlarge it on the screen.
This operation can also be carried out
using key.
]
]
As shown, Polar corresponds to
. The example
shows when only coordinate is
changed.
]
]
Enter the graph equations “5sin2 and
“6cos2
” respectively at and .
(This completes the graph equation).