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 May 23rd, 2009, 12:42 PM #1 Newbie   Joined: May 2009 Posts: 15 Thanks: 0 determinant of a matrix true or false: a matrix whose entries are 0's and 1's has determinant 1, 0, or -1? proof?
 May 23rd, 2009, 12:50 PM #2 Senior Member   Joined: Nov 2007 Posts: 258 Thanks: 0 Re: determinant of a matrix $\begin{vmatrix} {1}&{0}&{1}\\ {1}&{1}&{0}\\ {0}&{1}&{1} \end{vmatrix}=2$
 May 23rd, 2009, 02:44 PM #3 Newbie   Joined: May 2009 Posts: 15 Thanks: 0 Re: determinant of a matrix tks mate!

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