65
Chapter 4: Graphing Features
4 Maximum
Finds the maximum of the given graph, and places the
flashing cursor at that position.
Note:
If the given graph has no
maximum value, an error
message will be displayed.
5 X_Incpt
Finds an X-intercept (a crossing point of the graph on
the X-axis) of the given graph, and places the flashing
cursor at that position. If there is more than one X-
intercept, the next X-intercept can be found by select-
ing the tool again.
Note:
If the graph has no X-
intercept, an error message
will be displayed.
6 Y_Incpt
Finds an Y-intercept of the given graph, and places the
flashing cursor at that position.
Note:
If the graph has no Y-
intercept, an error message
will be displayed.
7 Inflec
Calculates the inflection point of the given graph and
moves the cursor to that point.
Example
1. Enter the graph equation
Y1 = x
3
–
3x
2
+
2.
2. Press
@
k
7
.
Note:
• In the CALC functions of
the parametric coordinate mode, only
Value
is valid.
• The visual result may be different when the ZOOM
function is used.
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