An airplane flies at an altitude of 5 miles towards a point directly over an observer. Consider and x as shown in the following figure. The speed of the plane is 400 miles per hour. Find
when
. Round your answer to three decimal places.
A) -58.824 rad/hr
B) 11.765 rad/hr
C) 0.147 rad/hr
D) 58.824 rad/hr
E) -29.412 rad/hr
Correct Answer:
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