document.write( "Question 907927: for what values of x is the rational expression below undefined?
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document.write( "x+3 over x^2-9x+20 \n" );
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Algebra.Com's Answer #550712 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! for what values of x is the rational expression below undefined? \n" ); document.write( " (x+3) / (x^2-9x+20) \n" ); document.write( "---- \n" ); document.write( "Factor:: \n" ); document.write( "= (x+3)/[(x-4)(x-5)] \n" ); document.write( "----- \n" ); document.write( "Undefined when the denominator is zero. \n" ); document.write( "Ans:: x = 4 or x = 5 \n" ); document.write( "------------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "==================== \n" ); document.write( " |