
PreCalculus PreCalculus Math Forum 
 LinkBack  Thread Tools  Display Modes 
June 10th, 2019, 02:11 AM  #1 
Newbie Joined: Jun 2012 Posts: 12 Thanks: 0  How to get to this sequence?
If d1=s*(1a) and d2=s*(1a)+(1s)*(1a)*s and d3=s*(1a)+(1s)*(1a)*s+(1s)*(1a)*s how is it that the total d after n times is d=[1(1s)^n] *(1a)^n ? Last edited by skipjack; June 10th, 2019 at 04:36 AM. 
June 10th, 2019, 05:00 AM  #2 
Global Moderator Joined: Dec 2006 Posts: 20,969 Thanks: 2219 
It isn't. That doesn't work for n = 2, for example. Please check your post for typing errors. 

Tags 
sequence 
Thread Tools  
Display Modes  

Similar Threads  
Thread  Thread Starter  Forum  Replies  Last Post 
Arithmetic Sequence & Geometric Sequence Question  Tomedb  Algebra  1  November 3rd, 2016 03:17 PM 
Fibonacci sequence is connected to Prime sequence  Rahul k  New Users  2  May 12th, 2015 05:51 PM 
sequence of the average of a sequence  elim  Real Analysis  8  May 23rd, 2010 12:23 PM 
What's next in this sequence?  yield  Algebra  0  July 26th, 2009 08:05 AM 
cauchy sequence that isn't a fast cauchy sequence  babyRudin  Real Analysis  6  October 10th, 2008 11:11 AM 