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What is the focus of the parabola given by the equation x = 1/44 y^2?

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  • What is the focus of the parabola given by the equation x = 1/44 y^2?


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Answer #1 | 20/12 2013 00:09
this parabola has the x-axis as its axis of symmetry ___ the origin is its vertex ___ opening in the plus x direction the vertex is midway between the focus and the directrix ___ the distance from the vertex to the focus (or the directrix) is labeled p the coefficient "a" of the 2nd order (squared) term is equal to ___ 1 / 4p in this case ___ 1 / 4p = 1 / 44 ___ p = 11 so the focus is ___ (11,0)

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