Find an equation for the conic that satisfies the given conditions.
hyperbola, vertices (−2, 3), (6, 3), foci (−3, 3), (7, 3)?
回答 (1)
center is (2 , 3) ===> ( x - 2)² - (y-3)² = 1 ; a = 4 , c = 5 ===> b = 3 ....thus ( x - 2)² / 16 - ( y - 3)² /9 = 1
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