The length of a rectangle is increasing at the rate of 2 ft/sec. The width is decreasing at 5 ft/sec. What is the rate of change of the area of the rectangle with respect to time when the length is 4 ft and the width is 3 ft?
The length of a rectangle is increasing at the rate of 2 ft/sec. The width is decreasing at 5 ft/sec. What is the rate of change of the area of the rectangle with respect to time when the length is 4 ft and the width is 3 ft?
Chapter3: Polynomial Functions
Section3.5: Mathematical Modeling And Variation
Problem 7ECP: The kinetic energy E of an object varies jointly with the object’s mass m and the square of the...
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Transcribed Image Text:The length of a rectangle is increasing at the rate of 2 ft/sec. The width is
decreasing at 5 ft/sec. What is the rate of change of the area of the rectangle with
respect to time when the length is 4 ft and the width is 3 ft?
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