9.) If e is a variable parameter, show that the equations
cosec-e), y = 2 + coto represent the equation of a
parabola. Find the coordinates of vertex, focus and the length
of latus rectum of the parabola.
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hidtsuzucgcjxhsc fjdjdfudjcjxjchcncbcbzbggshahcydjdgdhcjfjf
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