Gabriella is designing a flashlight that uses a parabolic reflecting mirror and a light source. The shape of the mirror can be modeled by a parabola that opens upward with a diameter of 4 in and a depth of 1 in. Where should she place the
bulb to ensure a perfect beam of light?
0 (0, 1)
0 (0,4)
O (1.0)
O (4,0)