Mathematics, 28.07.2019 18:10, victor49
Across section of a flashlight reflector is a parabola. the bulb is located at the focus. suppose the bulb is located 1/4 in. from the vertex of the reflector. you can model the reflector with a parabola that opens upward and has a vertex at the origin. write an equation of the parabola to model the cross section of the reflector.
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Across section of a flashlight reflector is a parabola. the bulb is located at the focus. suppose th...
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