Answer :

Here, First term = a = 5

Common difference = d = 11 - 5 = 6


To find = nth term


Using the formula for finding nth term of an A.P.,


an = a + (n - 1) × d


an = 5 + (n - 1) × 6


an = 5 + 6n - 6 = 6n - 1


nth term of the given AP is (6n - 1).


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