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OpenStudy (anonymous):
Please help...! Determine if the sequence is geometric. If so find the next term and common ratio. 1,-2,4,-8 ____? Geometric? Yes or no Common ratio:
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OpenStudy (hlambach):
To determine this, find a pattern. Is there a common number that each term is being multiplied? To do this divide -8/4, 4/-2, and -2/1 The common ratio will be the number you will get after dividing the above.
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