Posted by **kazz** on Tuesday, January 8, 2013 at 9:25pm.

Write an equation for nth term in the sequence: -2, 5, -10, 17, -26

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**Steve**, Wednesday, January 9, 2013 at 10:22am
Tn = (-1)^n * (n^2+1)

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**monce**, Wednesday, June 3, 2015 at 1:48pm
Write the nth term of the following sequence in terms of the first term of the sequence.

2, -4, 8, -16, .

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