Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Let S k , k = 1, 2,...., 100, denote the sum of the infinite geometric series whose first term is 
and the common ratio is 
. Then the value of 
+ 
is
Text Solution
Verified by ExpertsThe correct answer is:
3
(3)
Sol. 
for k = 2 |(k 2 – 3k + 1) S k | = 1
S = 
+ 
= 2 – 
∴ E = 
+ 3 – 
– 
= 
+ 3 – 
= 
+ 3 – 
= 3
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