Chapter 6: Q. 53 (page 512)
Consider the region between the graphs of and on For each line of rotation given in Exercises 51鈥54, use definite integrals to find the volume of the resulting solid.
Short Answer
The volume of the solid is
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Chapter 6: Q. 53 (page 512)
Consider the region between the graphs of and on For each line of rotation given in Exercises 51鈥54, use definite integrals to find the volume of the resulting solid.
The volume of the solid is
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Suppose a population P(t) of animals on a small island grows according to a logistic model of the form for some constant .
(a) What is the carrying capacity of the island under this model?
(b) Given that the population is growing and that , is the constant k positive or negative, and why?
(c) Explain why for small values of .
(d) Explain why for values of that are close to the carrying capacity
Use antidifferentiation and/or separation of variables to solve the given differential equations. Your answers will involve unsolved constants.
Explain how equality is relevant to Euler鈥檚 method.
Sketching disks ,washers and shells : sketch the three disks , washers , shells that result from revolving the rectangles shown in the figure around the given lines

y axis .
For each pair of definite integrals in Exercises 13鈥18, decide which, if either, is larger, without computing any integrals.
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