1.

Using mathematical induction, the numbers a_(n)'s are defined by, a_(0) =1, a_(n+1) = 3n^(2) + n+a_(n) ( n ge 0). Then a_(n) =

Answer»

`n^(3) + n^(2) +1`
`n^(3) - n^(2) +1`
`n^(3) - n^(2)`
`n^(3) + n^(2)`

ANSWER :B


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