# SOLUTION: find the determinant of the matrix {{{(matrix(2,2,5, 2, -3, 1))}}}

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 Algebra: Matrices, determinant, Cramer rule Solvers Lessons Answers archive Quiz In Depth

 Question 172192: find the determinant of the matrix Found 2 solutions by jim_thompson5910, Edwin McCravy:Answer by jim_thompson5910(28476)   (Show Source): You can put this solution on YOUR website!The determinant of the general 2x2 matrix is So in this case, the matrix gives us the values , , , and Start with the determinant of any 2x2 matrix Plug in , , , and Multiply Add So the determinant of the matrix is 11 Answer by Edwin McCravy(8879)   (Show Source): You can put this solution on YOUR website! The determinant of matrix is writen just like the matrix except it is enclosed within vertical bars instead of parentheses or brackets: The rule for finding the value of the determinant is Therefore, the determinant of is and its value is: Edwin