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1. Choose a distance from the vertex to the focus. If the distance is negative, the parabola will be inverted, and the focus will be directly below the vertex. Otherwise the focus
http://www.ehow.com/how_8513309_write-equation-foc...
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1. Draw a straight line between the points of the perimeter of the radius that are the farthest apart. 2. Draw a straight line between the points of the perimeter of the radius that
http://www.ehow.com/how_8261756_locate-foci-ellips...
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Type your answer here... it is a T2 hyperintense
http://wiki.answers.com/Q/What_is_a_T2_hyperintens...
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