A lighthouse (L) is located on a small island 3800 meters from the nearest point P on a straight shoreline. Its light makes 1 revolutions per minute. Let A be the point where the beam of light strikes the shore and x the angle ALP. Write the distance D from A to P as a function of x. D( x ) = 3800tanx How fast is the beam of light moving along the shoreline when it is 550 meters from P? dD = 24375.11474 dt meters per minute * symbolic formatting help

A lighthouse (L) is located on a small island 3800 meters from the nearest point P on a straight shoreline. Its light makes 1 revolutions per minute. Let A be the point where the beam of light strikes the shore and x the angle ALP. Write the distance D from A to P as a function of x. D( x ) = 3800tanx How fast is the beam of light moving along the shoreline when it is 550 meters from P? dD = 24375.11474 dt meters per minute * symbolic formatting help

College Algebra

7th Edition

ISBN:9781305115545

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter2: Functions

Section: Chapter Questions

Problem 30P: In this problem you are asked to find a function that models in real life situation and then use the...

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