Casio CFX-9970G, Руководство пользователя

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147
Specify the graph and determine the minimum.
!5 (G-Solv)
3 (MIN) c w
• If there is more than one maximum/minimum, you can use
d
and
e
to move
between them.
• If there is only one graph, pressing
2
(MAX) /
3
(MIN) directly displays the
maximum/minimum (selection of the graph is not required).
• Note that the above operation can be performed on rectangular coordinate (Y=)
and inequality graphs only.
k k
k k
k Determining
y
-intercepts
Example To determine the
y
-intercept for
y
=
x
+ 1
View Window: (B)
!5 (G-Solv)
4 (Y-ICPT)
(This puts the unit into standby waiting
for selection of a graph.)
Determine the
y
-intercept.
w
•
y
-intercepts are the points where the graph intersects the
y
-axis.
• If there is only one graph, pressing 4 (Y-ICPT) directly displays the
y
-intercepts (selection of the graph is not required).
• Note that the above operation can be performed on rectangular coordinate
(Y=) and inequality graphs only.
Analyzing a Function Graph
9 - 2