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OpenStudy (anonymous):
Is -1,1,-1.... Arithmetic sequence, geometric sequence or neither. Please Explain!
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OpenStudy (anonymous):
geometric sequence, as their common ratio is -1
OpenStudy (anonymous):
got it??
OpenStudy (anonymous):
Yes, thank you.
OpenStudy (anonymous):
Can you help me with this one to, 25,75, 100... I know it's geometric sequence but I don't understand how to find the common ratio.
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