document.write( "Question 197364: x^2+y^2-9=0\r
\n" );
document.write( "\n" );
document.write( "circle ellipse parabola or hyperbola \r
\n" );
document.write( "\n" );
document.write( "??? \n" );
document.write( "
Algebra.Com's Answer #147984 by user_dude2008(1862)![]() ![]() ![]() You can put this solution on YOUR website! x^2+y^2-9=0 ----> x^2+y^2=9\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "eqn fits form: x^2+y^2=r^2 (circle)\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Ans: x^2+y^2-9=0 is a circle \n" ); document.write( " |