JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

1 Easy

1 of 1

Application +4 | -1

The sum to

n

terms of the series

\frac{1}{1^3}+\frac{1+2}{1^3+2^3}+\frac{1+2+3}{1^3+2^3+3^3}+\ldots

View answer and explanation

Correct option: C

\frac{2 n}{n+1}

Option C (

\frac{{2n}}{{n+1}}

) is correct because simplifying the general term of the series and summing it results in the given expression.

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