20060301
Example 2: To graph a parametric equation
S
ClassPad Operation
(1) In the 3D Graph application, make the 3D Graph Editor window active.
(2) Tap
to specify input of a parametric equation.
(3) Tap line Xst1, and then input sin(
t
) × cos(
s
).
;.
3
Q
R
A
Q
(4) Press
.
(5) In line Yst1 input cos(
t
) × cos(
s
).
;
A
R
A
Q
(6) Press
.
(7) In line Zst1 input sin(
s
).
;
Q
Q
(8) Press
.
(9) Tap
to graph the parametric equation.
5-3-4
Drawing a 3D Graph