Find the first term&common diff. of A.P.

Asked by sunil_0010 | 1st Jul, 2009, 10:16: PM

Expert Answer:

let a and d be the first term and the common diff of the A.P.

sum of first 16 terms=16/2[2a+15d]=


sum of next 16 terms

=sum of first 32 terms - sum of first 16 terms



solving,we get,




Answered by  | 2nd Jul, 2009, 10:38: AM

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