For a positive integer n, let a(n)=1+(...

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

A

`a(100)le100`

B

`a(100)gt100`

C

`a(200)lt100`

D

`a(200)ge100`.

Text Solution

Verified by Experts

The correct Answer is:

D

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