March 22nd, 2010, 07:37 AM  #1 
Newbie Joined: Mar 2010 Posts: 1 Thanks: 0  sequences
I don't understand how to do this question. Please help. Thank you in advance. For what value of x will 4x+8, x+2, sx3 form a geometric sequence? 
March 22nd, 2010, 12:29 PM  #2 
Senior Member Joined: Apr 2008 Posts: 435 Thanks: 0  Re: sequences
I have two responses  firstly, what is sx? Secondly, do you know what it takes for terms to be consecutive elements of a geometric sequence? 

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