UPSC NDA I 2018 Mathematics Solved Paper

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Question : 19 of 120

Marks: +1, -0

What is

1

log2n

+

1

log3n

+

1

log4n

+...+

1

log100n

equal to (n≠1) ?

[NDA I 2018]

1
log100!n
1
log99!n
99
log100!n
99
log99!n

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