SOLUTION: what is the 50th term of -5 -2 1 4 sequence

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Question 1118721: what is the 50th term of -5 -2 1 4 sequence











Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
That ARITHMETIC SEQUENCE should be shown as 
-5, -2, 1, 4, ...
.

The general term for it can be expressed as -5%2B3%28n-1%29 for index n.
DO you understand why?