Math, asked by IBproblems, 8 months ago

The sum of the first n terms of a certain series is 3n^{2} +n.
a) Find the first term
b) find the common difference
c) Show that the series is an arithmetic progression

Answers

Answered by rajannasarma
0

Step-by-step explanation:

first first Trump means a OK it is very simple first you need to find the Di the common difference and the length means or you can also say and the next is come find the common difference show that the series season 1 profession means it would be other common difference of the same that it should be repeat

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