document.write( "Question 769177: What is the equation of the ellipse with foci (2, 0), (-2, 0) and vertices (7, 0), (-7, 0)
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Algebra.Com's Answer #469393 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! What is the equation of the ellipse with foci (2, 0), (-2, 0) and vertices (7, 0), (-7, 0) \n" ); document.write( "*** \n" ); document.write( "Given ellipse has a horizontal major axis \n" ); document.write( "It standard form of equation: \n" ); document.write( "For given ellipse: \n" ); document.write( "center: (0,0) \n" ); document.write( "a=7 (distance from center to vertices) \n" ); document.write( "a^2=49 \n" ); document.write( "c=2 (distance from center to foci) \n" ); document.write( "c^2=4 \n" ); document.write( "c^2=a^2-b^2 \n" ); document.write( "b^2=a^2-c^2=49-4=45 \n" ); document.write( "Equation of given ellipse: \n" ); document.write( " |