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20070201
Example Use the pen to draw on the graph
y = x ( x + 2)( x – 2).
Use the following V-Window settings.
Xmin = –5, Xmax = 5, Xscale = 1
Ymin = –5, Ymax = 5, Yscale = 1
Procedure
1 m GRAPH
!3(V-WIN) -fwfwbwc
-fwfwbwJ
3(TYPE)1(Y=)v(v+c)(v-c)w
6(DRAW)
2 !4(SKTCH)6(g)6(g)1(PEN)
3 f~fd~dw
4 cd…, e~e, ef…, d~dw
Result Screen
5-10-6
Changing the Appearance of a Graph