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Unformatted text preview: (-1) n = (-1 , n odd , 1 , n even , or (-1) n +1 = ( 1 , n odd ,-1 , n even , (equivalently (-1) n-1 may be used in place of the latter). In this particular example, the sequence is negative for odd values of n and positive for even values of n , so we can write the nth term as a n = (-1) n 2 n n ....
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This note was uploaded on 04/02/2012 for the course MTH 132 taught by Professor Kihyunhyun during the Fall '10 term at Michigan State University.
- Fall '10