JEE Advanced Model Paper 18 with solutions for online practice

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Question : 46 of 60

Marks: +1, -0

Let Sn =

n

Σ

k=1

k

(k−1)

4

3

+(k2−1)

2

3

+(k+1)

4

3

then

Lim

n→∞

Sn

2∕3

equals

0
1/4
1/2
1

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