document.write( "Question 1136089: Find the center, vertices, and foci of the ellipse with equation x squared divided by one hundred plus y squared divided by sixty four = 1.
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\n" ); document.write( "A.Center: (0, 0); Vertices: (-10, 0), (10, 0); Foci: (-8, 0), (8, 0)
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\n" ); document.write( "B.Center: (0, 0); Vertices: (0, -10), (0, 10); Foci: (0, -8), (0, 8)
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\n" ); document.write( "C.Center: (0, 0); Vertices: (-10, 0), (10, 0); Foci: (-6, 0), (6, 0)
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\n" ); document.write( "D.Center: (0, 0); Vertices: (0, -10), (0, 10); Foci: (0, -6), (0, 6)
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Algebra.Com's Answer #753903 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "given: the ellipse with equation\r
\n" ); document.write( "\n" ); document.write( "\"x%5E2%2F100+%2By%5E2%2F64+=+1\"\r
\n" ); document.write( "\n" ); document.write( "=>\"a%5E2=100\"=>\"a\"\"10\"
\n" ); document.write( "=>\"b%5E2=64\"=>\"b\"\"8\"
\n" ); document.write( "\"h=0\"}
\n" ); document.write( "\"k=0\"}\r
\n" ); document.write( "\n" ); document.write( "\"c=sqrt%28a%5E2-b%5E2%29\"
\n" ); document.write( "\"c=sqrt%28100-64%29\"
\n" ); document.write( "\"c=sqrt%2836%29\"
\n" ); document.write( "\"c\"\"+6\"\r
\n" ); document.write( "\n" ); document.write( "the center is at (\"0\",\"0\")\r
\n" ); document.write( "\n" ); document.write( "vertices at:(±\"a\",\"0\")\r
\n" ); document.write( "\n" ); document.write( "(\"10\",\"0\"),(\"-10\",\"0\")\r
\n" ); document.write( "\n" ); document.write( "foci at:(±\"c\",\"0\")\r
\n" ); document.write( "\n" ); document.write( "(\"6\",\"0\"),(\"-6\",\"0\")\r
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\n" ); document.write( "\n" ); document.write( "answer is:
\n" ); document.write( "C.Center: (0, 0); Vertices: (-10, 0), (10, 0); Foci: (-6, 0), (6, 0)\r
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