document.write( "Question 428188: What is the y value of\r
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document.write( "y = x^2 - 4x\r
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document.write( "when the value of x is -1 negative 1\r
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document.write( "or the value of is ix 1 positive 1\r
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document.write( "are they the same? why or why not?\r
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document.write( "can you show how you solved it?
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document.write( "Thanks so much. \n" );
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Algebra.Com's Answer #297682 by rfer(16322)![]() ![]() ![]() You can put this solution on YOUR website! y=x^2-4x \n" ); document.write( "y=-1^2-4*-1 \n" ); document.write( "y=1+4 \n" ); document.write( "y=5 \n" ); document.write( "----------- \n" ); document.write( "y=1^2-4*1 \n" ); document.write( "y=1-4 \n" ); document.write( "y=-3 \n" ); document.write( " |