document.write( "Question 606473: Number Sense: \"The sum of two numbers is eleven. The sum of the squares of the same two numbers is sixty-one. Find the two numbers\" \n" ); document.write( "
Algebra.Com's Answer #382091 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let the numbers be x & y\r \n" ); document.write( "\n" ); document.write( "x+y = 11 \n" ); document.write( "x^2+y^2= 61\r \n" ); document.write( "\n" ); document.write( "x=11-y\r \n" ); document.write( "\n" ); document.write( "x^2=(11-y)^2\r \n" ); document.write( "\n" ); document.write( "substitute x \r \n" ); document.write( "\n" ); document.write( "(11-y)^2+y^2= 61\r \n" ); document.write( "\n" ); document.write( "121-22y+y^2+y^2=61 \n" ); document.write( "2y^2-22y+121=61 \n" ); document.write( "2y^2-22y+60=0 \n" ); document.write( "/2 \n" ); document.write( "x^2-11y+30=0\r \n" ); document.write( "\n" ); document.write( "x^2-6y-5y+30=0\r \n" ); document.write( "\n" ); document.write( "x(x-6)-5(x-6)=0 \n" ); document.write( "(x-6)(x-5)=0 \n" ); document.write( "x= 5 OR 6\r \n" ); document.write( "\n" ); document.write( "so y= 6 OR 5\r \n" ); document.write( "\n" ); document.write( "(5,6) OR (6,5)\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |