Sharp EL-9900 EL9900 Operation Manual - Page 94
Recursive Sequences
UPC - 074000016880
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RECURSIVE SEQUENCES 1. Change to sequence mode, time format, and dot mode. 2. Enter the recursive sequence generator an = an - 1 + 2n for u(n) by pressing Y= CL 2ndF u ( X/θ/T/n - 1 ) + 2 X/θ/T/n ENTER . Enter a1 = 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. 19 Advanced Keyboard/CALCULUS USING THE SHARP EL-9900 Copyright © 2002, Sharp Electronics Corporation. Permission is granted to photocopy for educational use only.
19
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
+ 2
n
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