Casio fx-9860GII Quick Reference Guide

Getting Started with the fx-9860GII
CONICS
This section is an overview of the CONICS Icon. To select this icon, you may highlight it and press
l or press 9.
The initial CONICS screen allows you to choose from various conic functions, including
rectangular, polar or parametric form. You may use the BN to select the equation of the
function in accordance with the type of graph you want to draw. Once you have chosen the conic
function you would like to graph, enter the coefcients of the function and then press DRAW u.
1. To view the graph of the conic: y = 2x
2
-5x -3, select the y = AX
2
+ BX + C form from the Conics
formula menu.

In the Conics modes, when you press y (G-Solv), although you are still graphing a parabola
like in the graphing section, notice how the vocabulary and options have changed to be conic
specic.
2. For example, you can now examine the line of symmetry for this parabola as the equation
of that line will be displayed.
You can continue to analyze different areas of this graph and the line of symmetry will still
be displayed.
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Casio fx-9860GII Specifications

General

Type	Graphing
Form factor	Desktop
Control type	Buttons
Product color	Silver
Housing material	Plastic
Built-in capability	Yes
Digits	- digits
Display type	LCD
Second display	No
Display tilting	-
Display resolution	64 x 128 pixels
Display character size	8 x 21 mm
Display number of lines	8 lines
Display number of characters	21
Flash memory	1.5 MB
RAM capacity	0.064 MB
Storage media type	Flash
Battery type	AAA
Power source	Battery
Number of batteries supported	4