document.write( "Question 913783: Evaluate the determinant, using row or column operations whenever possible to simplify your work.\r
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document.write( "0 0 6 4
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document.write( "9 5 1 6
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document.write( "8 4 1 3
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document.write( "4 0 2 5\r
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Algebra.Com's Answer #554718 by MathLover1(20850)![]() ![]() You can put this solution on YOUR website! 0 0 6 4 \n" ); document.write( "9 5 1 6 \n" ); document.write( "8 4 1 3 \n" ); document.write( "4 0 2 5\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Swap the 1st and the 2nd rows inversing determinant sign\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "9 5 1 6 \n" ); document.write( "0 0 6 4 \n" ); document.write( "8 4 1 3 \n" ); document.write( "4 0 2 5\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "Eliminate elements in the 1st column under the 1st element\r \n" ); document.write( "\n" ); document.write( "9 5 1 6 \n" ); document.write( "0 0 6 4 \n" ); document.write( "0 -4/9 1/9 -7/3 \n" ); document.write( "0 -20/9 14/9 7/3\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Swap the 2nd and the 3rd rows inversing determinant sign\r \n" ); document.write( "\n" ); document.write( "9 5 1 6 \n" ); document.write( "0 -4/9 1/9 -7/3\r \n" ); document.write( "\n" ); document.write( "0 0 6 4 \n" ); document.write( "0 -20/9 14/9 7/3\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Eliminate elements in the 2nd column under the 2nd element\r \n" ); document.write( "\n" ); document.write( "9 5 1 6 \n" ); document.write( "0 -4/9 1/9 -7/3 \n" ); document.write( "0 0 6 4 \n" ); document.write( "0 0 1 14\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Eliminate elements in the 3rd column under the 3rd element\r \n" ); document.write( "\n" ); document.write( "9 5 1 6 \n" ); document.write( "0 -4/9 1/9 -7/3 \n" ); document.write( "0 0 6 4 \n" ); document.write( "0 0 0 40/3\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Multiply the main diagonal elements\r \n" ); document.write( "\n" ); document.write( "9 5 1 6 \n" ); document.write( "0 -4/9 1/9 -7/3 \n" ); document.write( "0 0 6 4 \n" ); document.write( "0 0 0 40/3\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Determinant is \n" ); document.write( " \n" ); document.write( " |