Unit 8, Activity 2, Parabolas as Conic Sections with Answers Blackline Masters, Advanced Math – Pre-Calculus Page Louisiana Comprehensive Curriculum, Revised 2008 2541. For each of the parabolas, find the coordinates of the focus and vertex, an equation of the directrix, sketch the graph putting in the directrix and focus, then label the vertex and the axis of symmetry. Use graph paper. a) yx28=−vertex at (0, 0) focus at (-2, 0) directrix is the line x = 2;
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