kainatucker3 kainatucker3

11-07-2016
Mathematics

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find the common ratio of the sequence -172 -86 -43 -21.5

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Ckaranja Ckaranja

11-07-2016

The common ratio;
[tex] \frac{-86}{-172} = \frac{-21.5}{-43} =0.5[/tex]

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