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OpenStudy (anonymous):
what is the common ratio of -3,-12,-48,-192?
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OpenStudy (solomonzelman):
common ratio, is the number by which you multiply each time to obtain the next number in the sequence.
OpenStudy (anonymous):
Looks like they are getting multiplied by 4 -3*4 =-12 -12*-4=-48 and so on.
OpenStudy (anonymous):
So the common ration is 4, @Yup11
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