JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

1 Easy

1 of 1

Application +4 | -1

S_n=n P+\frac{n(n-1)}{2} Q

, where

S_n

denotes the sum of the first

n

terms of an A.P., then the common difference is

View answer and explanation

Correct option: D

Q

Option D (

Q

) is correct because the common difference of the A.P. is derived by subtracting consecutive terms, which simplifies to

Q

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