February 6th, 2012, 09:17 AM  #1 
Newbie Joined: Nov 2010 Posts: 3 Thanks: 0  Matrix A^1 to find A
(tA)^1 = row 1 = [2, 7] row 2 = [0,9] How do I find A? 
February 6th, 2012, 07:22 PM  #2  
Global Moderator Joined: Nov 2009 From: Northwest Arkansas Posts: 2,766 Thanks: 4  Re: Matrix A^1 to find A Quote:
This is not a wellposed question, at least for my feeble brain. Let's say that you asked Quote:
Well the inverse of the transpose is the transpose of the inverse, so... , so transposing gives... The inverse of this 2x2 matrix is A. Find it!  

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