The nth term of an A.P., the sum of whose n terms is $\mathrm{S}_{\mathrm{n}}$, is
A. $S_{n}+S_{n-1}$ B. $S_{n}-S_{n-1}$ C. $S_{n}+S_{n+1}$ D. $S_{n}-S_{n+1}$ Answer: Option BShow Answer
Solution(By Apex Team)
$\mathrm{S}_{\mathrm{n}}$ is the sum of first n terms
Last term nth term = $\mathrm{S}_{\mathrm{n}}-\mathrm{S}_{\mathrm{n}-1}$
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