Mathematics, 23.08.2019 15:30 sahergi15
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?
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Gabriella is designing a flashlight that uses a parabolic reflecting mirror and a light source. the...
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