1.

Find the sum of first 24 terms of the list of numbers whose nth term is given by An=3+2n

Answer» First calculate the first term of the A.P by putting n=1 and then the last term by putting n=24 and then by applying the sum formula i.e.Sn=n/2(a+l)here n=24 a first term and l last term.I hope it will help u.☺


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