Please help me Q27. If t r = 1 2 + 2 2 + 3 2 + . . . + r 2 1 3 + 2 3 + 3 3 + . . . + r 3 and S n = ∑ r = 1 n ( - 1 ) r · t r then find lim n → ∞ Sn . Share with your friends Share 0 Arunav Sharma answered this Dear Student , The solution to your question is as follow : - Regards 0 View Full Answer Lalitakatyal answered this Write a letter to editor of managing director new Woodlands Hotel New Delhi to find out the rates of conducting 12th standard farewell on the loans enquiry about catering charges advance to be paid -1