ClassPad 330 Plus Manual

20060301
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Drawing a Parabola that Opens Vertically
A parabola with a vertical axis is one whose principal axis is parallel to the
y
-axis. There are
two possible equations for a parabola with a vertical axis:
y
= A(
x
– H)
2
+ K and
y
= A
x
2
+ B
x
+C.
u
ClassPad Operation
(1) In step (2) of the procedure under “Drawing a Parabola that Opens Horizontally”, select
“Y = A(X – H)
2
+ K” or “Y = AX
2
+ BX + C”.
(2) Specify values for the coefficients.
4-3-3
Drawing a Conics Graph