SubArea: Arithmetic sequencesLevel: BProject ID: 1003085210Accepted: 1Clonable: 0Easy: 0The common difference of an arithmetic sequence {an}n=1∞ is −e. Find the second term, if the sum of the 4th term up to 9th term is 6π−27e.ππ+eπ−eπ−2ee−π