CBSE Class 10 Maths Sum of n Terms of an A.P.

Q.

Find the sum of 6+9+12+ … +30.



Q.

Find the sum of the following arithmetic series:

1 + 8 + 15 + 22 + 29 + 36 + to 17 terms 



Q.

Find the sum of the series:

7 + 15 + 23 + 31 + 39 + 47 + … + 255



This video explains how to determine the terms of an arithmetic progression when given the number of terms, common difference and its first term.