In an arithmetic progression,the fourth term is 8 and the sum of the first 12 terms is 156.determine the sum of the second 10 consecutive terms.. i get the first term and common difference is: a=2 d=2
Follow Math Help Forum on Facebook and Google+
Originally Posted by mastermin346 In an arithmetic progression,the fourth term is 8 and the sum of the first 12 terms is 156.determine the sum of the second 10 consecutive terms.. i get the first term and common difference is: a=2 d=2 compute $\displaystyle S_{20} - S_{10}$ dd
View Tag Cloud