3. The length of a rectangle is increasing at the rate of 3.5 cm/sec a – InterviewSolution

1.	3. The length of a rectangle is increasing at the rate of 3.5 cm/sec and its breadth is decreasing atthe rate of 3 cm/sec. find the rate of change of the area of the rectangle when length is 12 cmand breadth is 8 cm.
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