Answer :

To Find: The sum of the given series.


The nth term of an AP series is given by


tn = a + (n - 1)d


191 = 2 + (n - 1)3


3(n - 1) = 189


n - 1 = 63


n = 64


Therefore,


= 32 × 193 = 6176


The sum of the series is 6176.


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