AIEEE 2005 Math Solved Paper

Section: Mathematics

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Question : 63 of 71

Marks: +1, -0

lim

n→∞

[‌

1

n2

sec2‌

1

n2

+‌

2

n2

sec2‌

4

n2

...+‌

1

n

sec21]
equals

[AIEEE 2005]

‌
1
2
sec1
‌
1
2
cosec1
tan‌1
1
2
‌tan‌1

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