document.write( "Question 1136420: Without expanding the determinant show that it is equal to 0.
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Algebra.Com's Answer #754204 by ikleyn(52818) $\"\"$ $\"About$

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document.write( "Multiply the left column of the given matrix by the factor (a*b*c).\r\n" );
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document.write( "You will get exactly the right column of the given matrix.\r\n" );
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document.write( "Now use this property of the determinant:\r\n" );
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document.write( "    determinant of a matrix is zero, if one its column is proportional to another.\r\n" );
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