document.write( "Question 454238: (x+6)^2_______(y-4)^2
\n" ); document.write( "-------------- + ---------------- = 1
\n" ); document.write( "___12__________ 16\r
\n" ); document.write( "\n" ); document.write( "this is a ellipse formula. find the vertices and foci coordintes.
\n" ); document.write( "(the dash marks are fractions, the underscores are nothing, it wouldnt let me format it properly. \r
\n" ); document.write( "\n" ); document.write( "THANKS FOR TRYING!
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Algebra.Com's Answer #311938 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
\"%28x%2B6%29%5E2%2F12+%2B+%28y-4%29%5E2%2F16+=+1\"
\n" ); document.write( "Use braces { and }, 3 on each end, to format.
\n" ); document.write( "Long axis is \"vertical\", parallel to the y-axis (16>12)
\n" ); document.write( "Center at (-6,4)
\n" ); document.write( "Distance from center to foci = sqrt(16 - 12) = 2
\n" ); document.write( "Foci at (-6,2) and (-6,6)
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\n" ); document.write( "Vertices at center +/- sqrt(16) vertically --> (-6,0) & (-6,8)
\n" ); document.write( "Vertices at center +/- sqrt(12) horizontally
\n" ); document.write( "--> (-6-sqrt(12),4) & (-6+sqrt(12),4)
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