Mathematics, 20.11.2020 19:50 mbragg2005

A parabolic microphone is installed in a classroom. The cross section of the dish is represented by the equation y = 28x where x and y are measured in inches. How far from the vertex of the dish should the microphone be placed if the microphone is placed at the focus of the disha just enter the number do not use units

A parabolic microphone is installed in a classroom. The cross section of the dish is represented by

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A parabolic microphone is installed in a classroom. The cross section of the dish is represented by...