Sharp EL-9400 Operation Manual page 8

Features
C
hange
Graph change function helps students grasp the relationship between an equation and its
graph. Change the shape of the graph, and the change is immediately reflected in the equation
on the right side of the display.
Example
When the graph of y = x
Key Operation
SHIFT/CHANGE
1
2
3
4
5
(Change the shape of the graphs)
how does it affect the equation?
Display
2
is changed,
Notes
Enter SHIFT/CHANGE mode
and specified (
Select change. Cursor will move
to the equation menu.
Select the equation: y = x
draw the graph.
Select the location of the
change: increase the value of y-
coordinates.
View the result of the change.
y = x
y = 2x
CHANGE ).
2
and
2 ]
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