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Dorthy406
May 13, 2018, 8:10:30 PM
26
what is the common ratio of the geometric sequence below? –2, 4, –8, 16, –32, ...
+2
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1
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shanicechenaul
May 13, 2018, 10:05:10 PM
The common ratio is T2/T1 which is 4/-2 = -2
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