SOLUTION: Please give the recursive formula both in subscript and function notation -3,-1,1,3,5

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Question 1084170: Please give the recursive formula both in subscript and function notation
-3,-1,1,3,5

Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.
Arithmetic progression.

a%5Bn%2B1%5D = a%5Bn%5D+%2B+2, n = 1, 2, 3, . . .  - recursive formula


a%5Bn%5D = -3 + (n-1)*2,   or   a%5Bn%5D = -5 + 2n, n = 1, 2, 3 . . . - function notation.


There is a bunch of lessons on arithmetic progressions in this site:
    - Arithmetic progressions
    - The proofs of the formulas for arithmetic progressions
    - Problems on arithmetic progressions
    - Word problems on arithmetic progressions
    - Mathematical induction and arithmetic progressions
    - One characteristic property of arithmetic progressions
    - Solved problems on arithmetic progressions


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".


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