document.write( "Question 440669: write an equation of the ellipse with foci (0, plus of minus 2) and co-vertices at (plus or minus 1, 0).\r
\n" ); document.write( "\n" ); document.write( "a) x^2/25 +y^2 =1
\n" ); document.write( "b) x^2 + y^2/25 =1
\n" ); document.write( "c) x^2 + y^2/5 =1
\n" ); document.write( "d)x^2/5 +y^2 =1 \n" ); document.write( "
Algebra.Com's Answer #304413 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
 
\n" );
document.write( "Hi
\n" );
document.write( " Standard Form of an Equation of an Ellipse is \"%28x-h%29%5E2%2Fa%5E2+%2B+%28y-k%29%5E2%2Fb%5E2+=+1+\"
\n" );
document.write( "where Pt(h,k) is the center and a and b  are the respective vertices distances from center.
\n" );
document.write( "ellipse with foci (0, ± 2) and co-vertices at (± 1, 0).
\n" );
document.write( "\"%28x-h%29%5E2%2Fa%5E2+%2B+%28y%29%5E2%2F1%5E2+=+1+\"
\n" );
document.write( "f = \"+sqrt%28a%5E2-b%5E2%29+=+2\" a^2 = 5
\n" );
document.write( "\"%28x%29%5E2%2F5+%2B+%28y%29%5E2%2F1=+1+\"\r
\n" );
document.write( "
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( " \n" );
document.write( "
\n" );