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Sequence app 285
Set up the
table of
values
The Numeric Setup view
provides options
common to most of the
graphing apps, although
there is no zoom factor
as the domain for the
sequences is the set of
counting numbers. See
“Common operations in Numeric Setup view” on
page 105 for more information.
Another example: Explicitly-defined sequences
In the following example, we define the nth term of a
sequence simply in terms of n itself. In this case, there is
no need to enter either of the first two terms numerically.
Define the
expression
1. D e f i n e
Select U1(N)
RQF and
select
2
\3
>>k
E
Setup the plot 2. Open the Plot Setup
view:
SP (Setup)
3. Reset all settings to
their default values:
SJ (Clear)
4. Tap
Seq Plot and
select Cobweb.
5. Set both
X Rng and Y Rng to [–1, 1] as shown
above.
U1 N
2
3
---
–
N
=