Assignment Previewer Page 1 of 6 HW 2 1638069 Question 1 2 3 4 5 6 7 8 9 10 Total 0 40 40 40 40 40 40 40 40 40 4 0 40 Current Score 0 40Points Description 3 8 Related Rates 1 0 4 pointsSCalc6 3 8 003 665068 Each side of a square is increasing at a rate of 7 cm s At what rate is the area of the square increasing when the area of the square is cm2 2 42 cm s Solution or Explanation Click to View Solution 2 0 4 pointsSCalc6 3 8 005 MI SA 1569159 This question has several parts that must be completed sequentially If you skip a part of the question you will not receive any points f the skipped part and you will not be able to come back to the skipped part Tutorial Exercise 3 An upright cylindrical tank with radius 4 m is being filled with water at a rate of 3 m min How fast is the height of the water increasing 3 0 4 pointsSCalc6 3 8 008 MI 1387348 http www webassign net v4cgimccrayp iit assignments preview tpl aid 1638069 UserPass ea1a2fcf8e326bfb70400c0d493 1 18 2011 Assignment Previewer 2 Page 2 of 6 2 If x y 100 and dy dt 6 find dx dt when y 8 8 Solution or Explanation Click to View Solution 4 0 4 pointsSCalc6 3 8 011 1155523 A plane flying horizontally at an altitude of 1 mi and a speed of 480 mi h passes directly over a radar station Find the rate at which the distance from the plane to the station is increasing when it is 2 mi away from the station Round to the nearest whole number 416 mi h Solution or Explanation Click to View Solution 5 0 4 pointsSCalc6 3 8 013 665158 A street light is mounted at the top of a 15 foot tall pole A man 6 ft tall walks away from the pole with a speed of 5 ft s along a straigh path How fast is the tip of his shadow moving when he is 40 ft from the pole 8 33 ft s Solution or Explanation Click to View Solution http www webassign net v4cgimccrayp iit assignments preview tpl aid 1638069 UserPass ea1a2fcf8e326bfb70400c0d493 1 18 2011 Assignment Previewer 6 Page 3 of 6 0 4 pointsSCalc6 3 8 023 664965 Water is leaking out of an inverted conical tank at a rate of 6000 cm3 min at the same time that water is being pumped into the tank at constant rate The tank has height 6 m and the diameter at the top is 4 m If the water level is rising at a rate of 20 cm min when the height of the water is 2 m find the rate at which water is being pumped into the tank 285253 cm3 min Solution or Explanation Click to View Solution 7 0 4 pointsSCalc6 3 8 027 665155 3 Gravel is being dumped from a conveyor belt at a rate of 25 ft min and its coarseness is such that it forms a pile in the shape of a con whose base diameter and height are always equal How fast is the height of the pile increasing when the pile is 9 ft high Give your ans correct to three decimal places 0 393 ft min http www webassign net v4cgimccrayp iit assignments preview tpl aid 1638069 UserPass ea1a2fcf8e326bfb70400c0d493 1 18 2011 Assignment Previewer Page 4 of 6 Solution or Explanation Click to View Solution 8 0 4 pointsSCalc6 3 8 029 831375 Two sides of a triangle have lengths 5 m and 8 m The angle between them is increasing at a rate of 0 06 rad s Find the rate at which area of the triangle is increasing when the angle between the sides of fixed length is 60 2 0 7 m s 2 0 6 m s 2 1 16 m s 2 0 94 m s 2 0 5 m s Solution or Explanation Click to View Solution 9 0 4 pointsSCalc6 3 8 034 1283143 http www webassign net v4cgimccrayp iit assignments preview tpl aid 1638069 UserPass ea1a2fcf8e326bfb70400c0d493 1 18 2011 Assignment Previewer Page 5 of 6 2 3 Brain weight B as a function of body weight W in fish has been modeled by the power function B 0 007W where B and W are meas 2 53 in grams A model for body weight as a function of body length L measured in centimeters is W 0 12L If over 10 million years average length of a certain species of fish evolved from 16 cm to 24 cm at a constant rate how fast was this species brain growing wh the average length was 19 cm g yr Solution or Explanation Click to View Solution 10 0 4 pointsSCalc6 3 8 038 665015 A lighthouse is located on a small island 3 km away from the nearest point P on a straight shoreline and its light makes four revolutions minute How fast is the beam of light moving along the shoreline when it is 1 km from P Round your answer to one decimal place 83 8 km min Solution or Explanation Click to View Solution Assignment Details Name AID HW 2 1638069 Feedback Settings Submissions Allowed 5 Before due date After due date Question Score Question Score Assignment Score Assignment Score Publish Essay Scores Publish Essay Scores Category Homework Code Locked No http www webassign net v4cgimccrayp iit assignments preview tpl aid 1638069 UserPass ea1a2fcf8e326bfb70400c0d493 1 18 2011 Assignment Previewer Page 6 of 6 Author McCray Patrick Dale mccrayp member ams org Question Part Score Key Last Saved Jan 18 2011 08 51 PM CST Mark Question Part Score Permission Protected Add Practice Button Solution Randomization Person Help Hints Mark Which graded Last Response Add Practice Button Save Work Help Hints Response Enter Enter Enter Enter Enter Enter Enter a number an exact number a number a number a number a number a number http www webassign net v4cgimccrayp iit assignments preview tpl aid 1638069 UserPass ea1a2fcf8e326bfb70400c0d493 1 18 2011
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