JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

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The sum of the series:

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

upto 10 terms, is :

View answer and explanation

Correct option: C

\frac{20}{11}

Option C (

\frac{20}{11}

) is correct because the series can be expressed as a telescoping series after simplifying the general term.

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