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OpenStudy (anonymous):
2, -8, 32, -128, ... What is the common ratio in the sequence and why?
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OpenStudy (aum):
To find the common ratio pick a term and divide it by the previous term. -8 / 2 = -4 or 32 / -8 = -4 or -128 / 32 = -4
OpenStudy (anonymous):
Thank you, I have math homework and my teacher hasn't replied.
OpenStudy (aum):
You are welcome.
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