document.write( "Question 339011: when the sum of 16 and 10 times a positive number is subtracted from the sqaure of the number,o results \n" ); document.write( "
Algebra.Com's Answer #243010 by mananth(16946)![]() ![]() You can put this solution on YOUR website! when the sum of 16 and 10 times a positive number is subtracted from the sqaure of the number,o results\r \n" ); document.write( "\n" ); document.write( "let the number be x \n" ); document.write( "x^2-(10x+16)=0 \n" ); document.write( "x^2-10x-16=0 \n" ); document.write( "find the roots of the equation \n" ); document.write( "x1= (10+sqrt(100+64))/2 \n" ); document.write( "x1= 11.403 \n" ); document.write( "x2=(10-sqrt(100+64))/2 \n" ); document.write( "x2=-1.403\r \n" ); document.write( "\n" ); document.write( "Check \n" ); document.write( "plug the value of 11.403 in the equation \n" ); document.write( "11.403^2-((10*11.403)+16)=.001 \n" ); document.write( "The number is 11.403 \n" ); document.write( "-1.403 does not satisfy . so ignore \n" ); document.write( " |