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Analyzing a Function Used to Draw a Graph
To obtain the point of inter ection for two graph
Example: To graph the functions
intersection
(1) Display the View Window dialog box, and then configure it with the following
parameters.
xmin = –5, xmax = 5, xscale = 1
ymin = –5, ymax = 5, yscale = 2
(2) On the Graph Editor window, input and store
and then tap
• Make sure that only
(3) Tap [Analysis], [G-Solve], and then [Intersect].
• This causes "Intersect" to appear on the Graph window, with a pointer located at the
point of intersection. The
shown on the Graph window.
(4) To obtain other points of intersection, press the left or right cursor key, or tap the left or
right graph controller arrows.
Re ult Screen hot
3-8-4
y
x
=
+ 1 and
to graph them.
y
y
1 and
2 are checked.
x
y
- and
-coordinates at the current pointer location are also
20060301
2
y
x
=
, and determine their point of
y
x
y
=
+ 1 into line
1 and
2
y
x
y
=
into
2,
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