Casio ALGEBRA FX2.0 series - Manual (Page 13)

3-2
Linear Differential Equations of the Second Order
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Example To graph the solution of the linear differential equation of the second
order
y Ș + 9 y = sin 3 x , x
0
= 0, y
0
= 1, y
n
0
= 1, 0 < < < < < x < < < < < 10, h = 0.1.
Use the following V-Window settings.
Xmin = –1, Xmax = 11, Xscale = 1
Ymin = –3.1, Ymax = 3.1, Yscale = 1
Procedure
1 m DIFF EQ
2 2(2nd)
3 a w
j w
sdvw
4 a w
b w
b w
5 5(SET)b(Param)
6 a w
ba w
7 a.b w* 1 i
8 5(SET)c(Output)4(INIT)i
9 !K(V-Window)
-bw
bb w
b wc
-d.bw
d.b w
b w* 2 i
0 6(CALC)
Result Screen
* 1 * 2