Mark the correct alternative in each of the following: If the sum of \( n \) terms of an A.P. is...
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Mark the correct alternative in each of the following:
If the sum of \( n \) terms of an A.P. is \( 2 n^{2}+5 n \), then its nth term is
(A) \( 4 n-3 \)
(B) \( 3 n-4 \)
(C) \( 4 n+3 \)
(D) \( 3 n+4 \)
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