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Basic Function Graphing II
Basic Function Graphing II Basic Function Graphing II
Basic Function Graphing II
Graph a circle of radius 5, centered on the origin of the coordinate system. View the
circle using the standard viewing window (
ZoomStd). Then use ZoomSqr to adjust the
viewing window.
Steps and keystrokes Display
1. Display the MODE dialog box. For Graph
mode, select
FUNCTION.
Press 3 B 1 ¸
2. Display the Home screen. Then store the
radius, 5, in variable r.
Press 8 " 5 9 R ¸
3. Display and clear the
Y= Editor. Then
define y1(x) = , the top half of
a circle.
In function graphing, you must define
separate functions for the top and bottom
halves of a circle.
Press 8 # , 8 ¸ ¸ 2 ] R
Z 2 | X Z 2 d ¸
5!r
r
2
x
2
–()
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