The radius of a spherical ball is increasing at a rate of 2 cm/min. At what rate is the surface area of the ball increasing when the radius is 8 cm
SOLVE FOR THE FOLLOWING RELATED RATES PROBLEMS. SHOW YOUR SOLUTIONS
1. The radius of a spherical ball is increasing at a rate of 2 cm/min. At what rate is the surface area of the ball increasing when the radius is 8 cm?
IN EXERCISE NUMBER 2 DO THE FOLLOWING:
(a) What quantities are given in the problem?
(b) What is the unknown?
(c) Draw a picture of the situation for any time t.
(d) Write an equation that relates the quantities.
(e) Finish solving the problem.
2. A plane flying horizontally at an altitude of 1 mi and a speed of 500 mi/h passes directly over a radar station. Find the rate at which distance from the plane to the station is increasing when it is 2 mi away from the station.
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