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Finding the Focus & Directrix of a Parabola Melody Cariaga Diana Delgado AilaFeliciano Angelica Pontejos
What is a parabola? A parabola is the set of points in the plane equally distant from a fixed line and a fixed point not on the line.
Formula
Parabola with vertex at (0,0)
Problem no.1
Problem no.1
Problem no.1
Problem no.1
Problem no.1
Problem no.1
REMEMBER! If the y is being squared, then p corresponds to the x-coordinate of the focus. If the x is being squared, then p corresponds to the y-coordinate of the focus.
Problem no.1
Problem no. 2
Problem no. 2
Problem no. 2
Problem no. 2
Problem no. 2
Problem no. 2
Problem no. 2
Problem no. 2 y
Parabola with vertex at (h,k)
Problem no.1
Problem no.1
Problem no.1
Problem no.1
Problem no.1
Problem no.1
Problem no.1 y

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Finding the Focus & Directrix of a Parabola