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Mathematics, 28.06.2019 13:40 jos0305
Aceiling light has a cross-section in the shape of a parabola. the parabola is 24 cm wide and 9 cm deep. the lightbulb is located at the focus of the parabola. how far from the vertex is the lightbulb?
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Aceiling light has a cross-section in the shape of a parabola. the parabola is 24 cm wide and 9 cm d...
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