center at (1,4); focus at (-2,4); vertex at (0,4)
i know how to get h and k but i dont know how to get a^2 and b^2===>
_______ - ______
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a is the distance from center to vertex. So a = 1, and a2 = 1.
c is the distance from center to focus. So c = 3, and c2 = 9.
Also rememver that b2 = c2 - a2.
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