Textbook QuestionIn Exercises 1–4, find the focus and directrix of each parabola with the given equation. Then match each equation to one of the graphs that are shown and labeled (a)–(d). y^2 = - 4x863views
Multiple ChoiceGraph the parabola −4(y+1)=(x+1)2-4\(\left\)(y+1\(\right\))=\(\left\)(x+1\(\right\))^2−4(y+1)=(x+1)2, and find the focus point and directrix line.778views
Multiple ChoiceIf a parabola has the focus at (0,−1)\(\left\)(0,-1\(\right\))(0,−1) and a directrix line y=1y=1y=1, find the standard equation for the parabola.638views
Multiple ChoiceGraph the parabola 8(x+1)=(y−2)28\(\left\)(x+1\(\right\))=\(\left\)(y-2\(\right\))^28(x+1)=(y−2)2 , and find the focus point and directrix line.737views
Textbook QuestionFind the vertex, focus, and directrix of the parabola with the given equation. Then graph the parabola. x^2 - 4x - 2y = 01211views
Textbook QuestionFind the standard form of the equation of the parabola satisfying the given conditions. Focus: (12,0); Directrix: x=-121421views
