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Find the Ratio For the Geometric Sequence Answers # 18, 20

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Jan 25th, 2015

Exercise n° 18

Please, note that, using the elements of your sequence, we have:

24/12=12/6=6/3=2

so the ratio r, is r=2

Exercise n°20

Like before, please note that:

(-7)/7=7/(-7)=-1,

so the ratio r of this second geometric sequence is, r=-1



Jan 25th, 2015

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