a)For the sequence -1, -7, -13, -19, -25, ... the formula for the sequence is : a¡= L; i= 1, 2, 3, ... 100 ? b)For the sequence 2, 6, 18, 54, 162, the formula for the sequence is : a¡=- .... ; i=0, 1, 2, 3, .. What is E20 a; ? 100

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Answer the following 

1. a)

b)

a)For the sequence -1, -7, -13, -19, -25, ...
the formula for the sequence is : a; =
L; i= 1, 2, 3, ...
100
?
b)For the sequence 2, 6, 18, 54, 162,
the formula for the sequence is : a¡=-
....
; i=0, 1, 2, 3, ..
What is E20 a¡ ?
100
Transcribed Image Text:a)For the sequence -1, -7, -13, -19, -25, ... the formula for the sequence is : a; = L; i= 1, 2, 3, ... 100 ? b)For the sequence 2, 6, 18, 54, 162, the formula for the sequence is : a¡=- .... ; i=0, 1, 2, 3, .. What is E20 a¡ ? 100
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