SOLUTION: Find the first four terms of the sequence given by the following. an=(-1)^n+1*2n^2,n=1,2,3...

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Question 1038973: Find the first four terms of the sequence given by the following.
an=(-1)^n+1*2n^2,n=1,2,3...
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.
Simply substitute / plug-in "n" into the formula and make arithmetic.

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