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Advanced Keyboard/CALCULUS USING THE SHARP EL-9900
Copyright © 2002, Sharp Electronics Corporation. Permission is granted to photocopy for educational use only.
1. Change to sequence mode, time format, and dot mode.
2. Enter the recursive sequence generator a
n
= a
n – 1
+ 2n for u(n) by pressing
Y= CL 2ndF u
(
X/θ/T/n – 1
)
+ 2 X/θ/T/n ENTER .
Enter a
1
= 1 by pressing 1 ENTER .
3. View a table of sequence values by pressing TABLE .
4. Graph the sequence in the window as
-
1< x < 11,
-
10 < y < 100 by pressing
GRAPH .
5. Turn off sequence mode and dot mode.
RECURSIVE SEQUENCES
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