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For a positive integer n let a(n) = 1+ 1/2 + 1/3 + 1/4 + ... + 1/((2^n) - 1), then

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For a positive integer n let

a(n) = 1+ 1/2 + 1/3 + 1/4 + ... + 1/((2n) - 1), then

(a) a(100) ≤ 100 

(b) a(100) > 100 

(c) a (200) ≤ 100 

(d) a(200) > 100

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1 Answer

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Best answer

The correct option is (a) a(100) ≤ 100

(d) a(200) > 100

Explanation:

 

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