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what is the nth term of this sequence -1/3,1/5,-1/7,1/9,...

Guest Apr 14, 2017
 #1
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-1

Looks like you cooked this one up yourself, didn't you? It is faulty and has neither common ratio or common difference !!. And because of that, you cannot find its nth term!!.

Guest Apr 14, 2017
 #2
avatar+92429 
+1

If we waned to stretch things.......based on the pattern, the nth term is given by :

 

1 /  [  (2n+ 1)(-1)n ]

 

 

 

cool cool cool

CPhill  Apr 14, 2017
 #3
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0

Great thanks :-)

Guest Apr 14, 2017

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