Casio Algebra FX 2.0 User Manual page 237

Example Draw the graph shown below and calculate the root for Y1.
x
Y1 =
Use the following V-Window settings.
Xmin = –6.3, Xmax = 6.3, Xscale = 1
Ymin = –3.1, Ymax = 3.1, Yscale = 1 (initial defaults)
Procedure
1 m GRPH TBL
•
!K(V-Window) 1(INIT)i
3(TYPE)b(Y=)v(v+c)(v-c)w
5(DRAW)
2 4(G-SLV)b(Root)
4 e
e
Result Screen
# When analyzing a single graph, results appear
as soon as you select an analysis function in
step 2, so step 3 is not necessary.
# Root, maximum value, minimum value, and
intercept can be calculated for rectangular
coordinate graphs and inequality graphs only.
5-11-10
Function Analysis
x x
( + 2)( – 2)
# The
y
-
19990401
y
-intercept is the point where the graph
y
crosses the -axis.