Calculating The Root - Casio fx-9860G Series User Manual

k Calculating the Root
Description
This feature provides a number of different methods for analyzing graphs.
Set Up
1. From the Main Menu, enter the GRAPH mode.
2. Draw the graphs.
Execution
3. Select the analysis function.
!5(G-SLV)1(ROOT) ... Calculation of root
4. When there are multiple graphs on the screen, the selection cursor (k) is located at the
lowest numbered graph. Press
select.
5. Press w to select the graph where the cursor is located and display the value
produced by the analysis.
When an analysis produces multiple values, press
Pressing
5-11-9
Function Analysis
2(MAX) ... Local maximum value
3(MIN) ... Local minimum value
y
4(Y-ICPT) ...
-intercept
5(ISCT) ... Intersection of two graphs
6( )1(Y-CAL) ...
6( )2(X-CAL) ...
6( )3( ∫
dx
) ... Integral value for a given range
and
returns to the previous value.
y
-coordinate for given
x
-coordinate for given
to move the cursor to the graph you want to
to calculate the next value.
20070201
x
-coordinate
y
-coordinate