Casio ALGEBRA FX 2.0 PLUS Manual page 97

5-11-20
Function Analysis
i
4(G-SLV)
h(Y-Icpt)
y
(Calculates the -intercept.)
• Press e to calculate the second set of x y -intercepts. Pressing d returns to the first
-/
set of intercepts.
u To draw and analyze the axis of symmetry and directrix
[G-SLV]-[Sym]/[Dirtrx]
○ ○ ○ ○ ○
Example To draw the axis of symmetry and directrix for the parabola
X = 2(Y – 1) 2 + 1
Use the following V-Window settings.
Xmin = –6.3, Xmax = 6.3, Xscale = 1
Ymin = –3.1, Ymax = 3.1, Yscale = 1
4(G-SLV)
e(Sym)
(Draws the axis of symmetry.)
i
4(G-SLV)
c(Dirtrx)
(Draws the directrix.)
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