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posted by ciara on Tuesday, February 12, 2013 at 3:39pm.
what is the 10th term of the sequence 81,27,9 can someone please explain the steps. possible answers; 1/729 1/243 1/81 1/810
a = 81 r = 1/3 so, T10 = ar^9 = 81/3^9 = 3^4/3^9 = 1/3^5 = 1/243
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