Webassign-answers-pdf
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Round your answers to one decimal place. . How fast is the height of the pile increasing when the pile is ft high? Round your answer to two decimal places. Round your answers to the nearest million. The instructor can also provide the student with the answer key along with the graded material.

What should the lengths of the sides of the rectangular field be so as to minimize the cost of the fence? Round your answer to four significant figures. Thus the diameter of the semicircle is equal to the width of the rectangle. The tank has height 6 m and the diameter at the top is 4 m. Round your answers to three decimal places. Students cannot access the answer key on their own unless the instructor allows it. Answer keys are available to the instructor to facilitate grading.

Round your answer to one decimal place. Round your answer to one decimal place. Year Population 1750 790 1800 980 1850 1260 1900 1650 1950 2560 2000 6080 Use the exponential model and the population figures for 1750 and 1800 to predict the world population in 1900 and 1950. After 2 hours there are bacteria and after 8 hours the count is. Your teacher may ask you to turn in this work. The instructor's own course material, assignments and quizzes can be added to the ready-made content. A feedback bubble with comments might contain explanations or hints to point the student towards the answer.

A machinist is required to manufacture a circular metal disk with area cm2. A parchment fragment was discovered that had about % as much 14C radioactivity as does plant material on Earth today. Simple factual answers can be graded either by the instructor or an automated program, whereas show-your-work, essays and other complex answers must be graded by the instructor. Find the cost of materials for the cheapest such container. Round your answer to two decimal places. We offer customizable precoded questions covering every course from preparatory chemistry through physical and analytical chemistry, along with easy-to-use tools that enable you to create the perfect companion to any course. For example, a space shuttle was launched on a mission, the purpose of which was to install a new motor in a satellite.

Use these data to estimate the height, h, above Earth's surface of the space shuttle, 62 seconds after liftoff. After an hour the population has increased to. Use the Midpoint Rule with 5 subintervals. Also, the mechanism for focusing the camera has to take into account the increasing distance from the camera to the rising rocket. Round your answer to two decimal places. Give your answer correct to two decimal places.

Find a formula for the mass remaining after t days. How far apart are the stations? What is the maximum distance it can travel under these conditions? Use differentials to estimate the maximum error in the calculated area of the disk. He can use all or part of ready-made course packs available for some courses through WebAssign. What is the maximum distance the train can travel if it accelerates from rest until it reaches its cruising speed and then runs at that speed for 15 minutes? Round your answer to the nearest integer. Give the upper approximation available from the data. Round your answer to the nearest hundred years. Round your answer to two decimal places.

If the perimeter of the window is ft, find the value of x so that the greatest possible amount of light is admitted. WebAssign is the only employee-owned and operated online learning chemistry solution to partner with all major textbook publishers. Find the mass that remains after t years. When a plant or animal dies, it stops replacing its carbon and the amount of 14C begins to decrease through radioactive decay. If, over 10 million years, the average length of a certain species of fish evolved from cm to cm at a constant rate, how fast was this species' brain growing when the average length was cm? Round your answers to three decimal places. Round your answer to one decimal place. Round your answer to the nearest whole number.

It compiles the number of heartbeats after t minutes. Round your answer to three decimal places. Round your answer to the nearest cent. Use the Midpoint Rule to estimate the distance traveled by the car. After a student has completed an assignment, an instructor can respond in a number of ways. The angle of elevation of the camera has to change at the correct rate in order to keep the rocket in sight.

At what rate is his distance from second base decreasing when he is halfway to first base? The instructor has a lot of discretion when setting up courses on WebAssign. A simple mark might indicate a student has answered a question or part of a question correctly. The bombardment of the upper atmosphere by cosmic rays converts nitrogen to a radioactive isotope of carbon, 14C, with a half-life of about 5730 years. Round your answer to one decimal place. Use the data to estimate the patient's heart rate after 42 minutes using the secant line between the points with the given values of t.

Year Population 1900 76 1910 92 1920 106 1930 123 1940 131 1950 150 1960 179 1970 203 1980 227 1990 250 2000 275 Use the exponential model and the census figures for and to predict the population in 2000. If the temperature of the turkey is 150Â°F after half an hour, what is the temperature after minutes? He can also control the students' access to learning tools, responses, marks and overall scores. Suppose we have a mg sample. What radius produces such a disk? A sample originally has a mass of 800 mg. Vegetation absorbs carbon dioxide through the atmosphere and animal life assimilates 14C through food chains.