document.write( "Question 72186: Find the determinate of the matrix
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document.write( "(8 + 4a 4)
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document.write( "(5 + 3a 3)\r
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document.write( "Possible answers are:
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document.write( "a.) 4
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document.write( "b.) 44
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document.write( "c.) 4 + 24a
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document.write( "d.) 44 + 24a \n" );
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Algebra.Com's Answer #51668 by stanbon(75887) ![]() You can put this solution on YOUR website! (8 + 4a 4) \n" ); document.write( "(5 + 3a 3) \n" ); document.write( "========== \n" ); document.write( "=(8+4a)*3 - 4(5+3a) \r \n" ); document.write( "\n" ); document.write( "= 24+12a -20-12a\r \n" ); document.write( "\n" ); document.write( "= 4\r \n" ); document.write( "\n" ); document.write( "============= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |