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Catwoman
Mathematics
11 March, 21:01
Consuder the sequence that begins 40, 20, 10, 5
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Corbin
11 March, 21:03
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The next on the sequence is 2.5
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Konnor Garner
11 March, 21:18
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The explicit formula for a geometric sequence is usually written as: an = ar (n - 1) where a=a1 and r=common ratio a=80r = (1/2) an = 80 (1/2) (n=1) 80, 40, 20, 10, 5, 2 1/2, 1 1/4, 5/8, 5/16, ... note: 0.625 = 5/8 For some applications, the first element is A0, so you may encounter that preference.
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