The length of the rectangle is increasing at a rate of 5 centimeters per second, and its width is decreasing at a rate of 3 centimeters per second. When the length 4 centimeters and the width is 5 centimeters, how fast is the area of the rectangle changing at that instant? (A) Increasing by 4 square centimeters per second B) Decreasing by 5 square centimeters per second c) Increasing by 13 square centimeters per second (D Decreasing by 10 square centimeters per second
The length of the rectangle is increasing at a rate of 5 centimeters per second, and its width is decreasing at a rate of 3 centimeters per second. When the length 4 centimeters and the width is 5 centimeters, how fast is the area of the rectangle changing at that instant? (A) Increasing by 4 square centimeters per second B) Decreasing by 5 square centimeters per second c) Increasing by 13 square centimeters per second (D Decreasing by 10 square centimeters per second
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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