Casio fx-9860G SD - Manual (Page 264)

20050401
k k k k 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
2(MAX) ... Local maximum value
3(MIN) ... Local minimum value
4(Y-ICPT) ... y -intercept
5(ISCT) ... Intersection of two graphs
6(g)1(Y-CAL) ... y -coordinate for given x -coordinate
6(g)2(X-CAL) ... x -coordinate for given y -coordinate
6(g)3(
∫dx
) ... Integral value for a given range
4. When there are multiple graphs on the screen, the selection cursor (k) is located at
the lowest numbered graph. Press f and c to move the cursor to the graph you
want to 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
e to calculate the next value.
Pressing d returns to the previous value.
5-11-9
Function Analysis