SOLUTION: 1,-1,1,-1,1 find the expression for the sequence to find the nth term??

Question 597343: 1,-1,1,-1,1
find the expression for the sequence to find the nth term??
Found 2 solutions by Alan3354, solver91311:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
= (-1)^n, n = 0,1,2,3...

Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

You can also use a piecewise function:

John

My calculator said it, I believe it, that settles it

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