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Mathematics 14 Online
OpenStudy (anonymous):

What is the common ratio of the sequence 2, -6, 18, -54 …?

OpenStudy (the_fizicx99):

What is -6/2 ?

OpenStudy (anonymous):

-3

OpenStudy (the_fizicx99):

18/-6 = ?

OpenStudy (anonymous):

-3, oh okay I got it now cx

OpenStudy (the_fizicx99):

So, 2 * -3 = -6 -6 * -3 = 18 and so on :D

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