2).  For an as follows, write the sum        an as a geometric series. a1 =  1 14 and  an an + 1

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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2). 

For
an
as follows, write the sum
   
 
 
an
as a geometric series.
a1
1
14
 and 
an
an + 1
 = −14 for n ≥ 1
 
 
n = 1
 
 
 
 
Determine whether the series converges and if it does, find the value of
   
 
 
an.
(If the quantity diverges, enter DIVERGES.)
   
 
 
an =
 please show step by step . 
 



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