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i Multiple Choice Questions : Choose the most appropria
1. Let Sk, k = 1, 2,...,100 be the sum of G.P. with
k-1
1
first term
and common ratio
Then
k!
k
100
1002
value of +31(k2 - 3k +1) Sklis:
100!
k=1
(IIT JEE 2010)
(a) 1
(b) 2
(c) 3
(d) 4
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1
Answer:
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