Find the 9^th term in the following sequence whose n^th term is an =(- 1)^n-1 n^3; a^9

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asked Feb 10, 2018 in Mathematics by Rohit Singh (61,782 points) 35 133 356

Find the 9th term in the following sequence whose nth term is a=(- 1)n-1 n3; a9     

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answered Feb 10, 2018 by sameer (82,980 points) 5 11 37

Substituting n = 9, we obtain

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