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January 18th, 2012, 06:59 AM  #1 
Newbie Joined: Jan 2012 Posts: 1 Thanks: 0  Listing members of this set help
Let A = (1, 2, 1, 2, 3, 5) List the members of the following sets: i) (x ? R: x = m/n for m, n ? A) ii) (x ? Z: x = m/n for m, n ? A) Could anybody help in explaining this please? R and Z are real and integers, but I'm not certain of what exactly to do. Thanks 
January 22nd, 2012, 03:54 AM  #2  
Senior Member Joined: Apr 2010 Posts: 451 Thanks: 1  Re: Listing members of this set help Quote:
2 and consider all the ratios w.r.t the other Nos i.e : 2/2 , 2/1 ,2/1, 2/2 ,2/3, 2/5 Repeat the same process with the rest of the Nos .Of the result subtract equal Nos For question (ii), of the above set consider the Nos that are integers  

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