For the parabola y = x^2 I have determined that the focus is the point (0, 1/4) I have determined that the directrix is the line y = -1/4 Am I correct?
Last edited by mr fantastic; Nov 15th 2010 at 02:19 PM. Reason: Edited title.
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Originally Posted by MATNTRNG For the parabola y = x^2 I have determined that the focus is the point (0, 1/4) I have determined that the directrix is the line y = -1/4 Am I correct? Yes ...
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