An airplane flies at an altitude of 5 miles toward a point directly over an observer. Consider
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An airplane flies at an altitude of 5 miles toward a point directly over an observer. Consider θ and x as shown in the figure.
(a) Write θ as a function of x.
(b) The speed of the plane is 400 miles per hour. Find dθ/dt
when x = 10 miles and x = 3 miles.
Transcribed Image Text:
00000920 5 mi Not drawn to scale
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