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18 December, 08:48

Find the common ratio of the sequence - 123,-25,-5,-1, ...

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  1. 18 December, 09:06
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    Common ratio is the ratio of a (n+1) / an.

    Here, for example,

    common ratio = - 25/-125 (probably a typo in the question)

    =1/5

    or

    common ratio=-5/-25

    =1/5
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