This question has several parts that must be completed sequentially. If you skip a part of the question, you will not receive any points for the skipped part, and you will not be able to come back to the skipped part. Tutorial Exercise The length of a rectangle is increasing at a rate of 5 cm/s and its width is increasing at a rate of 3 cm/s. When the length is 12 cm and the width is 7 cm, how fast is the area of the rectangle increasing? Step 1 Using A = Iw, we have dA dt ])-([

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