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9. If the 1st and 3rd terms of a geometric sequence are 3 and 27, respectively, then the 2nd term could be:
Guest Feb 2, 2012

Best Answer 

 #1
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1st term = 3^1 = 3

2nd term = 3^2 = 9

3rd term = 3^3 = 27

oskar20106  May 18, 2014
 #1
avatar+77 
+5
Best Answer

1st term = 3^1 = 3

2nd term = 3^2 = 9

3rd term = 3^3 = 27

oskar20106  May 18, 2014

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