Mathematics, 01.04.2021 16:50, hemolelekeakua
The length of a rectangle is increasing at a rate of 9 cm/s and its width is increasing at a rate of 4 cm/s. When the length is 15 cm and the width is 12 cm, how fast is the area of the rectangle increasing
Answers: 1
), in square centimeters, is described by following expression:
(1)
- Width, in centimeters.
- Height, in centimeters.
), in square centimeters per second:
(2)
- Rate of change of the width of the rectangle, in centimeters per second.
- Rate of change of the length of the rectangle, in centimeters per second.
, 
, 
and 
, then the rate of change of the area of the rectangle is:
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The length of a rectangle is increasing at a rate of 9 cm/s and its width is increasing at a rate of...
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