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posted by kazz Tuesday, January 8, 2013 at 9:25pm.

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

Tn = (-1)^n * (n^2+1)

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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