the following are the nth term of certai...

the following are the nth term of certain sequence. Determine whether they are A.P. or not . If it is so find the first term and CD. `T_n= (n^2+1)/2`

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KALYANI PUBLICATION-PROGRESSION-EXERCISE

the following are the nth term of certain sequence. Determine whether ...
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The following are the nth terms of certain sequences. ...
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the following are the nth term of certain sequence. Determine whether ...
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