Section 10.2

The Parabola

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Find an equation of the parabola with vertex at (0, 0) and focus at (3, 0). Graph the equation.

Find the equation of the parabola with focus at (0, 4) and directrix the line y = – 4. Graph the equation.

Find an equation of the parabola with vertex at (-2, 3) and focus at (0, 3). Graph the equation.

The receiver should be located 1 foot 4 inches from the base of the dish, along its axis of symmetry.