document.write( "Question 1118737: Without graphing, classify the following system as independent, dependent, or inconsistent.\r
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document.write( "Both of these are part of the same system, I just don't know how to mark them as such.\r
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document.write( "A) Independent\r
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document.write( "B) Dependent\r
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document.write( "C) Inconsistent \n" );
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Algebra.Com's Answer #734150 by ikleyn(52794)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "Answer. Independent.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \r\n" ); document.write( " It means that the system has a unique solution.\r\n" ); document.write( "\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "There are many ways to see it.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "One way is to notice that the co-named coefficients of the system are not proportional.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Another way to see and to express it is to notice that the determinant of the system is not zero.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "If you want more info and explanations, look into my lesson\r \n" ); document.write( "\n" ); document.write( " - Geometric interpretation of a linear system of two equations in two unknowns \r \n" ); document.write( "\n" ); document.write( "in this site.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |