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Help 9

 Mar 19, 2018
 #1
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9.  Yes,  2/3

 

10.  

 

10th term   =  81(1/3)n -1   =  81(1/3)10-1  =  81(1/3)9  = 1/243

 

 

cool cool cool

 Mar 19, 2018

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