document.write( "Question 1010524: Use Descartes' rule of signs to describe the roots of:\r
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document.write( " h(x)=4x^4-5x^3+2x^2-x+5 \n" );
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Algebra.Com's Answer #625993 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! h(x)=4x^4-5x^3+2x^2-x+5 \n" ); document.write( "There are 4 sign changes, so 4,2,0 positive roots. \n" ); document.write( "h(-x)=+/++/+/+ There are no negative roots. \n" ); document.write( " |