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The explicit rule for a sequence is given.

 

an = 2/5(5)^n - 1

 

Enter the recursive rule for the geometric sequence.

 

a1=                  an=

 Feb 13, 2019
 #1
avatar+98090 
+1

I'm assuming that this is

 

an = (2/5)(5)^(n - 1)

 

Recursive rule

 

an  =  an-1 *  (5),   where a1 =  (2/5)

 

cool cool cool

 Feb 13, 2019

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