Question

in an a.p if an= 2n²+1, then the 2nd term is
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Answer 1

Answer:

9

Step-by-step explanation:

First of all it is not an AP it is a series

secondly we just have to put n = 2

Answer 2

Answer:

an=2n²+1

A2=2(2)²+1

A2=8+1

A2=9

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