SOLUTION: During televised football games, a parabolic microphone is used to capture sounds. The shield of the microphone is paraboloid with diameter of 18.75 inches and a depth of 3.66 inch

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Question 1091794: During televised football games, a parabolic microphone is used to capture sounds. The shield of the microphone is paraboloid with diameter of 18.75 inches and a depth of 3.66 inches. To pick-up the sounds, a microphone place at the focus of the paraboloid. How far (to the nearest tenth in inch) from the vertex of paraboloid should the microphone be placed?
Please help. Thank you
Answer by ikleyn(52799) About Me  (Show Source):
You can put this solution on YOUR website!
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Absolutely similar problem was solved under the link
https://www.algebra.com/algebra/homework/Quadratic-relations-and-conic-sections/Quadratic-relations-and-conic-sections.faq.question.1091793.html

https://www.algebra.com/algebra/homework/Quadratic-relations-and-conic-sections/Quadratic-relations-and-conic-sections.faq.question.1091793.html

Use it as a sample. Read it attentively.

Then solve your problem using the same logic and steps, simply substituting your data.


In this way you will check yourself, whether you understand what was explained to you once.


Good luck and happy learning !!