Question

Calculate sum :
1/(n+1) + 1/(n+2)........to 3n terms

Answer 1

so the rth term is 1/(n+r)

Answer 2

\[\sum\limits_{i=1}^{2n}\frac{1}{n+i}\] is that correct sum

Answer 3

oh lodu...wts the answer?

Answer 4

last term in sum is 1/3n or 1/4n?

Answer 5

according to me the answer is
\[\ln 4\]

Answer 6

last term is 1/4n

Answer 7

Do we take the limit as \(n\to \infty\). Otherwise I don't know how to do that.

Answer 8

thanks metarock

Answer 9

yes i have taken n tending to infinity and made a definite integral ..