document.write( "Question 726869: The equation 5x^2+4y^2=180 is a ellipse but why?
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Algebra.Com's Answer #444868 by DrBeeee(684)![]() ![]() ![]() You can put this solution on YOUR website! The quick short answer to your question is,\"because the coefficients of x^2 and y^2 are different.\" If they were the same, you'd have a circle. \n" ); document.write( " |