Stewart7e Assignment+ 3_9.pdf

# Stewart7e Assignment+ 3_9.pdf - Stewart7e Assignment 3.9...

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10/15/2016 Stewart7e Assignment+ 3.9 1/6 Current Score : 3 / 17 Due : Monday, October 17 2016 11:59 PM EDT 1. 1/1 points | Previous Answers SCalcET7 3.9.033.MI. Boyle's Law states that when a sample of gas is compressed at a constant temperature, the pressure P and volume V satisfy the equation PV = C , where C is a constant. Suppose that at a certain instant the volume is 400 cm 3 , the pressure is 160 kPa, and the pressure is increasing at a rate of 10 kPa/min. At what rate is the volume decreasing at this instant? 25 25 cm 3 /min 2. 1/1 points | Previous Answers SCalcET7 3.9.015.MI. Two cars start moving from the same point. One travels south at 48 mi/h and the other travels west at 20 mi/h. At what rate is the distance between the cars increasing two hours later? 52 mi/h 3. 1/1 points | Previous Answers SCalcET7 3.9.012. If a snowball melts so that its surface area decreases at a rate of 9 cm 2 /min, find the rate at which the diameter decreases when the diameter is 11 cm. \$\$922π cm/min Stewart7e Assignment+ 3.9 (Homework) Chaniqua Ranson MAC 2311, section 13 ­ Pawan Fri10:30, Fall 2016 Instructor: Pawan Gupta WebAssign

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10/15/2016 Stewart7e Assignment+ 3.9 2/6 4. –/1 pointsSCalcET7 3.9.007.
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