document.write( "Question 182197: separately(a) identify the conic and (b) give its center for each equation\r
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document.write( "9x^2+4y^2-18x+16y=0\r
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document.write( "x^2-4y^2-4x-8y-4=0 \n" );
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Algebra.Com's Answer #136847 by Mathtut(3670)![]() ![]() ![]() You can put this solution on YOUR website! 9x^2+4y^2-18x+16y=0 \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( ": \n" ); document.write( "center is (1,-2) and this is an ellipse \n" ); document.write( ": \n" ); document.write( "x^2-4y^2-4x-8y-4=0 \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( ": \n" ); document.write( "center is at (2,1) and this is a hyperbola \n" ); document.write( " |