Calculus A lighthouse that is 5 km from the shore is rotating at 2 revolutions per minute. Calculate the speed at which the light moves along the shore when the light is shining directly towards the shore (i.e. when the light beam is perpendicular to the shore). Give your answer in units of km per second. lighthouse T km 5 km light beam shore x km

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter12: Quadratic Functions
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Calculus
A lighthouse that is 5 km from the shore is rotating at 2 revolutions
per minute.
Calculate the speed at which the light moves along the shore when the
light is shining directly towards the shore (i.e. when the light beam is
perpendicular to the shore).
Give your answer in units of km per second.
lighthouse
T km
5 km
light beam
shore
x km
Transcribed Image Text:Calculus A lighthouse that is 5 km from the shore is rotating at 2 revolutions per minute. Calculate the speed at which the light moves along the shore when the light is shining directly towards the shore (i.e. when the light beam is perpendicular to the shore). Give your answer in units of km per second. lighthouse T km 5 km light beam shore x km
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