What should be the next number in the following series? 100 96 104 88 120 56 _ ?_
asked Mar 26, 2013 in Algebra 1 Answers by anonymous

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The difference between consecutive terms is a series: -4, 8, -16, 32, -64. The next number seems to be 128 then -256. Starting with 100 these differences we have 100, 96, 104, 88, 120, 56, 184, -72.

answered Feb 22, 2015 by Rod Top Rated User (389,100 points)
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