If $S_n=4+11+21+34+50+\ldots$ to $n$ terms, then $\frac{1}{60}\left(S_{29}-S_9\right)$ is equal to

JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

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Analyzing +4 | -1

S_n=4+11+21+34+50+\ldots

n

terms, then

\frac{1}{60}\left(S_{29}-S_9\right)

is equal to

View answer and explanation

Correct option: A

223

Option A (223) is correct because the sum of the series Sn is calculated, and then the expression (S29 - S9)/60 is evaluated to obtain the result.

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