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The n^(th ) term of the series4+13+28+49...

The `n^(th )` term of the series`4+13+28+49+..` . Is

A

`3 n^(2)+1`

B

`2 n^(2)+1`

C

`3 n^(2)-1`

D

`3 n^(2)+2`

Text Solution

Verified by Experts

The correct Answer is:
A
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