80 likes | 170 Views
10.5 Quiz C Write the equation of the hyperbola in graphing form. 10.2 Parabolas Notes B. Example 2: Finding the Focus of a Parabola The vertex of a parabola is (-5, 1) and the directrix is the line y = -2. Find the focus of the parabola.
E N D
10.5 Quiz C Write the equation of the hyperbola in graphing form.
10.2 ParabolasNotes B Example 2: Finding the Focus of a Parabola The vertex of a parabola is (-5, 1) and the directrix is the line y = -2. Find the focus of the parabola.
A parabola has focus (4, -3) and directrix y =1. Find its vertex.
A parabola has vertex (-2, 3) and focus (-2, 1). Find its directrix.
Example 3: Finding the Equation of a Parabola Find an equation of the parabola with focus (0, -2)and directrix x = 4.
Example 4: Writing the Equation of a Parabola Find an equation of the parabola having focus (1, 0) and directrix y = 3.
Find an equation of the parabola having vertex (-1, 1) and directrix x = -5.
Find an equation for the parabola with the given information. Vertex: (0, 0) Focus: (0, 0) Focus: (0, -2) Directrix: x = -6