SOLUTION: I was given an arithmetic series 3+7+11+15+19+23+27.... How do I find T1 and S1

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Question 1176500: I was given an arithmetic series 3+7+11+15+19+23+27....
How do I find T1 and S1
Answer by ikleyn(52787) About Me  (Show Source):
You can put this solution on YOUR website!
.

T1 is the first Term.  It is 3, from the series.


S1 is the sum of the first "one term", which is 3, again.



The most interesting thing will happen when  n > 1  in  Sn  and  Tn.

Solved, answered, explained and completed.

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For introductory lessons on arithmetic progressions see
    - Arithmetic progressions
    - The proofs of the formulas for arithmetic progressions
    - Problems on arithmetic progressions
    - Word problems on arithmetic progressions
in this site.

Also,  you have this free of charge online textbook in ALGEBRA-II in this site
    - ALGEBRA-II - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic "Arithmetic progressions".


Save the link to this textbook together with its description

Free of charge online textbook in ALGEBRA-II
https://www.algebra.com/algebra/homework/complex/ALGEBRA-II-YOUR-ONLINE-TEXTBOOK.lesson

into your archive and use when it is needed.