Mathematics, 20.01.2021 20:40 bedsaul12345
Broadcasters use a parabolic microphone on football sidelines to pick up field audio for broadcasting purposes. A certain parabolic microphone has a reflector dish with a diameter of 10 inches and a depth of 6 inches. If the receiver of the microphone is located at the focus of the reflector dish, how far from the vertex should the receiver be positioned?
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The value of cos 30° is the same as which of the following?
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|z| > (1/2) {-1/2, 1/2} {z|(-1/2) < z < (1/2)} {z|z < (-1/2) ∪ z > (1/2)}
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The graph below shows the line of best fit for data collected on the number of cell phones in cell phone cases sold at the local electronic store on four different days
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Broadcasters use a parabolic microphone on football sidelines to pick up field audio for broadcastin...
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