The sum of the first terms of a sequence is given by

MATHEMATICS · Single correct · CBSE · Mathematics · Arithmetic Progressions · Arithmetic Progressions

Problem

The sum of the first

n

terms of a sequence is given by

S_n = 2n^{2}+3n

. What is the common difference of the sequence of terms? (a)

4n+1

(b)

2

(c)

4

(d)

2n+3