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November 27th, 2010, 04:32 AM  #1 
Newbie Joined: Nov 2010 Posts: 8 Thanks: 0  Algebra problem............?
If (F/B)^(?*cot?) = (2?*P*cot? + 2Y) prove that p=Y(1+(tan?)/?)(1(F/B)^(?*cot?)) Thanks in advance 
November 27th, 2010, 04:54 AM  #2 
Senior Member Joined: Oct 2010 From: Changchun, China Posts: 492 Thanks: 14  Re: Algebra problem............?
Is it to prove ? 
November 27th, 2010, 04:58 AM  #3 
Newbie Joined: Nov 2010 Posts: 8 Thanks: 0  Re: Algebra problem............?
Stainburg .. YES

November 27th, 2010, 05:00 AM  #4 
Newbie Joined: Nov 2010 Posts: 8 Thanks: 0  Re: Algebra problem............?
I guess it can't be proven ... but is there even an approximation ?

November 27th, 2010, 05:09 AM  #5  
Senior Member Joined: Oct 2010 From: Changchun, China Posts: 492 Thanks: 14  Re: Algebra problem............? Quote:
 
November 27th, 2010, 05:12 AM  #6  
Newbie Joined: Nov 2010 Posts: 8 Thanks: 0  Re: Algebra problem............? Quote:
 
November 27th, 2010, 05:24 AM  #7 
Newbie Joined: Nov 2010 Posts: 8 Thanks: 0  Re: Algebra problem............?
Dear If it's impossible can this be proven ? when (F/B)^(?*cot?) = (2?*P*cot? + 2Y)/Y to prove the same ? 
November 27th, 2010, 06:02 AM  #8 
Senior Member Joined: Oct 2010 From: Changchun, China Posts: 492 Thanks: 14  Re: Algebra problem............?
seems no way too. I just wonder how the author put things together? 
November 27th, 2010, 01:55 PM  #9 
Global Moderator Joined: Dec 2006 Posts: 20,469 Thanks: 2038 
It could of course be proved from 

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