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activity for pre calculus subject
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First activity conic sections Instructions: graph each curve and located the foci/focus and directrix of conic sections. 1.FOCUS AND DIRECTRIX HORIZONTAL AXIS Focus ( 5,0 ) directrix X= -3 Focus (-6,0) , (4,0) directrix x= -1, 1 Focus (-2,0), (3,0) Directrix x= -5, x=
Focus (-3,0), (-5,0) Focus (-6,0), (-4,0)