for the conic section x^2+4y^2+8y-2x+1,find the coordinates of vertices ,foci, eccentricity, length of major and minor axis and latus rectum
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https://www.meritnation.com/ask-answer/question/find-the-eccentricity-foci-vertices-and-the-length-of-th/conic-sections/6794695
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