SOLUTION: Find the nth term of the sequence +1, -4, +9, -16, +25, … plese sent to my email quickly,,iam waiting for your answer

Algebra ->  Sequences-and-series -> SOLUTION: Find the nth term of the sequence +1, -4, +9, -16, +25, … plese sent to my email quickly,,iam waiting for your answer      Log On


   

Question 353859: Find the nth term of the sequence +1, -4, +9, -16, +25, …
plese sent to my email quickly,,iam waiting for your answer
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
Hi,
appears the terms would be described as n^2 with a coefficient of (-1)^(n-1)
.
a%5Bn%5D+=+%28-1%29%5E%28n-1%29%2An%5E2