A polynomial with integer coefficients , with and being positive integers , has one of the roots . Find the third smallest possible value of .
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a 0 = 2 x and a n = 3 y because according to rational roots theorem, 2 is factor of a 0 and 3 is factor of a n . Thus we need third smallest value of 2 x + 3 y , which is obtained when x and y are 1 and 2 respectively. Hence answer is 2 + 6 = 8