JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

1 Easy

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Application +4 | -1

For a series whose

n^{\text {th }}

term is

\left(\frac{n}{x}\right)+y

, the sum of

r

terms will be

View answer and explanation

Correct option: A

\left\{\frac{r(r+1)}{2 x}\right\}+r y

Option A (

\left{\frac{{r(r+1)}}{{2x}}\right} + ry

) is correct because it is the correct sum of the series when the nth term is given as

\frac{{n}}{{x}} + y

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