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Unformatted text preview: * Asymptotes Opens 1 2 2 2 2 = − b y a x ) , ( on the xaxis ( ) ( ) , , a a − ( ) ( ) , , c c − x a b y ± = left and right 1 2 2 2 2 = − b x a y ) , ( on the yaxis ( ) ( ) a a − , , ( ) ( ) c c − , , x b a y ± = up and down 1 ) ( ) ( 2 2 2 2 = − − − b k y a h x ) , ( k h parallel to the xaxis ( ) ( ) k a h k a h , , − + ( ) ( ) k c h k c h , , − + ) ( ) ( h x a b k y − ± = − left and right 1 ) ( ) ( 2 2 2 2 = − − − b h x a k y ) , ( k h parallel to the yaxis ( ) ( ) a k h a k h − + , , ( ) ( ) c k h c k h − + , , ) ( ) ( h x b a k y − ± = − up and down * To find the coordinates of the foci, use the formula: 2 2 2 b a c + = ....
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 Spring '08
 MatRoy
 Conic Sections, Conic section, a2 b2

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