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Example 2: To graph a parametric equation
u
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
).
k
9T
s
t
)*
c
s
)
(4) Press
E
.
(5) In line Yst1 input cos(
t
) × cos(
s
).
c
t
)*
c
s
)
(6) Press
E
.
(7) In line Zst1 input sin(
s
).
s
s
)
(8)
Press
E
.
(9)
Tap
%
to graph the parametric equation.
5-3-4
Drawing a 3D Graph