If the sum of n terms of an A.P. be 3n 2 + n and its common difference is 6, the – OfficerPath

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If the sum of n terms of an A.P. be 3n 2 + n and its common difference is 6, then its first term is

Subject: MathematicsTopic: Progressions

A

2

B

3

C

1

D

4

Correct Answer: D

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