document.write( "Question 1048632: Solve the system of equations:\r
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document.write( "1) x^2+y^2 = 41 ; and
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document.write( " xy = 20 \n" );
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Algebra.Com's Answer #664302 by advanced_Learner(501)![]() ![]() You can put this solution on YOUR website! Solve the system of equations:\r \n" ); document.write( "\n" ); document.write( "1) x^2+y^2 = 41 ; and \n" ); document.write( " xy = 20\r \n" ); document.write( "\n" ); document.write( " x^2+400/x^2=41\r \n" ); document.write( "\n" ); document.write( "(x^2)^2-41x^2-400=0\r \n" ); document.write( "\n" ); document.write( "let x^2=a \n" ); document.write( "a^2-41a-400=0\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |