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CHAPTER 4
Next, change variable A from 2 to 5 and view how the graph changes.
1. Press ≤ ≤ 5 ®. (The cursor is moved from
C to A and 5 is input.)
The slope of the graph becomes sharp.
* Accordingly, move the cursor and substitute other numeric
values for variables to view how the graph changes.
* The trace function cannot be used in the substitution graph
mode.
(When
is pressed, the full-screen graph will appear.)
2. Press Ï
to return to the equation display
screen.
The equation is written based on the last numeric
values input on the substitution graph screen.
* Once Ï
have been pressed, the screen cannot be
returned to the previous substitution graph screen.
B
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