Graph Example - Casio ClassPad 300 PLUS User Manual

3D Graph Example
This example shows how to graph the hyperbolic paraboloid
u ClassPad Operation
(1) In the 3D Graph application, make the 3D Graph Editor window active.
(2) Tap 7 to display the View Window dialog box, and then configure the parameters
shown below.
xmin = –3
ymin = –3
angle
• Except for angle
• After everything is the way you want, tap [OK] to close the View Window dialog box.
z
(3) Tap line 2 on the 3D Graph Editor window, and then input
x{2/2-y{2/8
(4) Press E.
• This stores the expression you input and selects it, which is indicated by the button
changing to " ".
(5) Tap % to graph the expression.
• Here, you can use the cursor key to rotate the graph on the display. For more
information, see "5-4 Manipulating a Graph on the 3D Graph Window".
5-3-3
Drawing a 3D Graph
xmax = 3
ymax = 3
θ φ
= 45 angle = 70
θ
, all of the above settings are initial defaults.
20050501
z x y
2 2
= /2 – /8.
xgrid = 25
ygrid = 25
x y
2 /2 – 2 /8.