A boat sails directly toward a 150-meter skyscraper that stands on the edge of a harbor. The
Question:
A boat sails directly toward a 150-meter skyscraper that stands on the edge of a harbor. The angular size θ of the building is the angle formed by lines from the top and bottom of the building to the observer (see figure below).
a. What is the rate of change of the angular size dθ/dx when the boat is x = 500 m from the building?
b. Graph dθ/dx as a function of x and determine the point at which the angular size changes most rapidly.
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a When x 500 we have radians per m...View the full answer
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Related Book For 
Calculus Early Transcendentals
ISBN: 978-0321947345
2nd edition
Authors: William L. Briggs, Lyle Cochran, Bernard Gillett
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