Procedure, Result screen – Casio SERIES FX-9860G User Manual
Page 243
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20070201
Example
Generate a number table from recursion between three terms
as expressed by
a
n
+2
=
a
n
+1
+
a
n
, with initial terms of
a
1
= 1,
a
2
= 1
(Fibonacci sequence), as
n
changes in value from 1 to 6.
Procedure
1 m RECUR
2 3(TYPE)3(
a
n
+2
)
3 4(
n
.
a
n
··)
3(
a
n
+1
)+
2(
a
n
)
w
4 5(SET)2(
a
1
)b
wgwbwbwJ
5 6(TABL)
Result Screen
* The fi rst two values correspond to
a
1
= 1 and
a
2
= 1.
5-9-2
Graphing a Recursion Formula
# Pressing
1(FORM) will return to the screen
for storing recursion formulas.
# Specifying On for the
Σ Display of the Setup
screen causes the sum of each term to be
included in the table.
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