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OpenStudy (anonymous):
What is the common ratio of the following geometric sequence? 5, 15, 45,…
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OpenStudy (tkhunny):
15 / 5 = ?? 45 / 15 = ??
OpenStudy (anonymous):
times 5
OpenStudy (anonymous):
3**
OpenStudy (amistre64):
5r = 15 what is r?
OpenStudy (amistre64):
3 is correct
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OpenStudy (anonymous):
so if i wanted to find the next three all i have to do is keep multiplying 3 to the last number?
OpenStudy (amistre64):
yes
OpenStudy (anonymous):
thank you :)
OpenStudy (amistre64):
youre welcome
OpenStudy (anonymous):
i got 135, 405, 1015, and 3645 as the next three
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