SOLUTION: Suppose that the equation that determines the shape of a particular parabolic dish is x^2= 2y. How many unites above the center of the dish (the vertex of the parabola) should a mi

Algebra ->  Quadratic-relations-and-conic-sections -> SOLUTION: Suppose that the equation that determines the shape of a particular parabolic dish is x^2= 2y. How many unites above the center of the dish (the vertex of the parabola) should a mi      Log On


   



Question 732249: Suppose that the equation that determines the shape of a particular parabolic dish is x^2= 2y. How many unites above the center of the dish (the vertex of the parabola) should a microphone be placed in order to pick up the incoming signals that strike the surface?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
When the definition for the parabola is used in deriving an equation, one of the factors, p, is the distance of the focus from the vertex, for the derived equation, 4py=x%5E2. Your equation is 2y=x%5E2. Relate the corresponding parts that you need between these two equations.