Step & Key Operation
(When using EL-9600)
*Use either pen touch or cursor to operate.
Display
(When using EL-9600)
EL-9600/9400 Graphing Calculator
Notes
Enter the equation
y = - x
for Y2.
View both graphs.
Notice how Y2 decreases
(going down from left to
right) instead of increasing
(going up from left to right).
Negative slopes (
m
<0) make
the line decrease or go
down from left to right.
Adding 2 will shift the
y = x
graph upwards.
View both graphs.
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
Enter the equation
y = x +
2 for
Y2.
3
-
1
3
-
2
4
-
1
4
-
2
*
*
Making a graph is easy, and quick comparison of several graphs will help
students understand the characteristics of linear equations.
1-1
CL
(
-
)
GRAPH
GRAPH
Y=
Y=
CL
+
2
X
/
/
T
/
n
X
/
/
T
/
n
HB1.DocA.
98.10.1, 10:28 AM
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