
Applied Calculus
7th Edition
ISBN: 9781337291248
Author: Waner, Stefan.
Publisher: Cengage Learning,
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Chapter 7.5, Problem 38E
Sales Sales of the text Calculus and You have been declining continuously at a rate of 5% per year. Assuming that Calculus and You currently sells 5,000 copies per year and that sales will continue this pattern of decline, calculate total future sales of the text. [HINT: Use a model of the form
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(7) (12 points) Let F(x, y, z) = (y, x+z cos yz, y cos yz).
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(a) (4 points) Show that V x F = 0.
(b) (4 points) Find a potential f for the vector field F.
(c) (4 points) Let S be a surface in R3 for which the Stokes' Theorem is valid. Use
Stokes' Theorem to calculate the line integral
Jos
F.ds;
as denotes the boundary of S. Explain your answer.
(3) (16 points) Consider
z = uv,
u = x+y,
v=x-y.
(a) (4 points) Express z in the form z = fog where g: R² R² and f: R² →
R.
(b) (4 points) Use the chain rule to calculate Vz = (2, 2). Show all intermediate
steps otherwise no credit.
(c) (4 points) Let S be the surface parametrized by
T(x, y) = (x, y, ƒ (g(x, y))
(x, y) = R².
Give a parametric description of the tangent plane to S at the point p = T(x, y).
(d) (4 points) Calculate the second Taylor polynomial Q(x, y) (i.e. the quadratic
approximation) of F = (fog) at a point (a, b). Verify that
Q(x,y) F(a+x,b+y).
=
(6) (8 points) Change the order of integration and evaluate
(z +4ry)drdy .
So S√ ²
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Chapter 7 Solutions
Applied Calculus
Ch. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - Prob. 4ECh. 7.1 - Prob. 5ECh. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - Prob. 7ECh. 7.1 - Prob. 8ECh. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - In Exercises 140, evaluate the integral using...
Ch. 7.1 - Prob. 11ECh. 7.1 - Prob. 12ECh. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - Prob. 14ECh. 7.1 - Prob. 15ECh. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - Prob. 21ECh. 7.1 - Prob. 22ECh. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - Prob. 24ECh. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - Prob. 26ECh. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - Prob. 30ECh. 7.1 - Prob. 31ECh. 7.1 - Prob. 32ECh. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - Prob. 34ECh. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - Prob. 36ECh. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - Prob. 38ECh. 7.1 - Prob. 39ECh. 7.1 - In Exercises 140, evaluate the integral using...Ch. 7.1 - Prob. 41ECh. 7.1 - Find the area bounded by the curve y=xlnx, the...Ch. 7.1 - Prob. 43ECh. 7.1 - Prob. 44ECh. 7.1 - Prob. 45ECh. 7.1 - Prob. 46ECh. 7.1 - Prob. 47ECh. 7.1 - Integrals of Functions Involving Absolute Values...Ch. 7.1 - Integrals of Functions Involving Absolute Values...Ch. 7.1 - Prob. 50ECh. 7.1 - Prob. 51ECh. 7.1 - Prob. 52ECh. 7.1 - Displacement A rocket rising from the ground has a...Ch. 7.1 - Sales Weekly sales of graphing calculators can be...Ch. 7.1 - Total Cost The marginal cost of the x thbox of...Ch. 7.1 - Total Revenue The marginal revenue for selling the...Ch. 7.1 - Spending on Gasoline From the beginning of 2000 to...Ch. 7.1 - Spending on Gasoline From the beginning of 2007 to...Ch. 7.1 - Housing The following graph shows the annual...Ch. 7.1 - Housing for Sale The following graph shows the...Ch. 7.1 - Prob. 61ECh. 7.1 - Bottled Water Sales The rate of U.S. sales of...Ch. 7.1 - Prob. 63ECh. 7.1 - Prob. 64ECh. 7.1 - Revenue You have been raising the price of your...Ch. 7.1 - Revenue Luckily, sales of your Star Wars and Peace...Ch. 7.1 - Prob. 67ECh. 7.1 - Prob. 68ECh. 7.1 - Prob. 69ECh. 7.1 - Prob. 70ECh. 7.1 - Prob. 71ECh. 7.1 - Prob. 72ECh. 7.1 - Prob. 73ECh. 7.1 - In Exercises 7380, indicate whether the given...Ch. 7.1 - Prob. 75ECh. 7.1 - In Exercises 7380, indicate whether the given...Ch. 7.1 - Prob. 77ECh. 7.1 - Prob. 78ECh. 7.1 - Prob. 79ECh. 7.1 - Prob. 80ECh. 7.1 - Prob. 81ECh. 7.1 - Prob. 82ECh. 7.1 - Prob. 83ECh. 7.1 - Prob. 84ECh. 7.2 - In Exercises 18, find the area of the shaded...Ch. 7.2 - Prob. 2ECh. 7.2 - In Exercises 18, find the area of the shaded...Ch. 7.2 - Prob. 4ECh. 7.2 - Prob. 5ECh. 7.2 - Prob. 6ECh. 7.2 - In Exercises 18, find the area of the shaded...Ch. 7.2 - In Exercises 18, find the area of the shaded...Ch. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - Prob. 10ECh. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - Prob. 13ECh. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - Prob. 15ECh. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - Prob. 17ECh. 7.2 - Prob. 18ECh. 7.2 - Prob. 19ECh. 7.2 - Prob. 20ECh. 7.2 - Prob. 21ECh. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - Prob. 24ECh. 7.2 - Prob. 25ECh. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - Prob. 28ECh. 7.2 - Prob. 29ECh. 7.2 - Prob. 30ECh. 7.2 - Prob. 31ECh. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - Prob. 36ECh. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - In Exercises 942, find the area of the indicated...Ch. 7.2 - Prob. 40ECh. 7.2 - Prob. 41ECh. 7.2 - Prob. 42ECh. 7.2 - Prob. 43ECh. 7.2 - Prob. 44ECh. 7.2 - Prob. 45ECh. 7.2 - Oil Production in Mexico: Pemex The rate of crude...Ch. 7.2 - MySpace and Facebook Exercises 47 and 48 are based...Ch. 7.2 - MySpace and Facebook Exercises 47 and 48 are based...Ch. 7.2 - Prob. 49ECh. 7.2 - Prob. 50ECh. 7.2 - Prob. 51ECh. 7.2 - Prob. 52ECh. 7.2 - The following graph shows annual U.S. exports and...Ch. 7.2 - Prob. 54ECh. 7.2 - Prob. 55ECh. 7.2 - Prob. 56ECh. 7.2 - What is wrong with the following claim? I...Ch. 7.2 - Your pharmaceutical company monitors the amount of...Ch. 7.3 - In Exercises 1-8, find the average of the function...Ch. 7.3 - Prob. 2ECh. 7.3 - Prob. 3ECh. 7.3 - Prob. 4ECh. 7.3 - Prob. 5ECh. 7.3 - Prob. 6ECh. 7.3 - Prob. 7ECh. 7.3 - Prob. 8ECh. 7.3 - Prob. 9ECh. 7.3 - In Exercises 9 and 10, complete the given table...Ch. 7.3 - Prob. 11ECh. 7.3 - Prob. 12ECh. 7.3 - Prob. 13ECh. 7.3 - Prob. 14ECh. 7.3 - In Exercises 1324, calculate the 5-unit moving...Ch. 7.3 - In Exercises 1324, calculate the 5-unit moving...Ch. 7.3 - In Exercises 1324, calculate the 5-unit moving...Ch. 7.3 - Prob. 18ECh. 7.3 - Prob. 19ECh. 7.3 - Prob. 20ECh. 7.3 - Prob. 21ECh. 7.3 - Prob. 22ECh. 7.3 - In Exercises 1324, calculate the 5-unit moving...Ch. 7.3 - Prob. 24ECh. 7.3 - Prob. 25ECh. 7.3 - Prob. 26ECh. 7.3 - Prob. 27ECh. 7.3 - Prob. 28ECh. 7.3 - Prob. 29ECh. 7.3 - Prob. 30ECh. 7.3 - Prob. 31ECh. 7.3 - Prob. 32ECh. 7.3 - Prob. 33ECh. 7.3 - Prob. 34ECh. 7.3 - Television Advertising The cost, in millions of...Ch. 7.3 - Television Advertising The cost, in millions of...Ch. 7.3 - Membership: Facebook The number of new members...Ch. 7.3 - Membership: MySpace The number of new members...Ch. 7.3 - Prob. 39ECh. 7.3 - Health Expenditures Annual expenditures on health...Ch. 7.3 - Prob. 41ECh. 7.3 - Investments If you invest $10,000 at 12% interest...Ch. 7.3 - Prob. 43ECh. 7.3 - Prob. 44ECh. 7.3 - Prob. 45ECh. 7.3 - Prob. 46ECh. 7.3 - Prob. 47ECh. 7.3 - Prob. 48ECh. 7.3 - Prob. 49ECh. 7.3 - Prob. 50ECh. 7.3 - Prob. 51ECh. 7.3 - Prob. 52ECh. 7.3 - Bottled Water Sales The rate of U.S. sales of...Ch. 7.3 - Bottled Water Sales The rate of U.S. per capita...Ch. 7.3 - Prob. 55ECh. 7.3 - Pasta Imports in the 1990s In 1990 the United...Ch. 7.3 - Prob. 57ECh. 7.3 - Prob. 58ECh. 7.3 - Prob. 59ECh. 7.3 - Prob. 60ECh. 7.3 - Prob. 61ECh. 7.3 - Prob. 62ECh. 7.3 - Prob. 63ECh. 7.3 - Prob. 64ECh. 7.3 - Prob. 65ECh. 7.3 - Prob. 66ECh. 7.3 - Prob. 67ECh. 7.3 - Prob. 68ECh. 7.4 - In Exercises 112, calculate the consumers surplus...Ch. 7.4 - Prob. 2ECh. 7.4 - In Exercises 112, calculate the consumers surplus...Ch. 7.4 - In Exercises 112, calculate the consumers surplus...Ch. 7.4 - Prob. 5ECh. 7.4 - In Exercises 112, calculate the consumers surplus...Ch. 7.4 - Prob. 7ECh. 7.4 - In Exercises 112, calculate the consumers surplus...Ch. 7.4 - Prob. 9ECh. 7.4 - Prob. 10ECh. 7.4 - In Exercises 112, calculate the consumers surplus...Ch. 7.4 - In Exercises 112, calculate the consumers surplus...Ch. 7.4 - In Exercises 1324, calculate the producers surplus...Ch. 7.4 - Prob. 14ECh. 7.4 - Prob. 15ECh. 7.4 - In Exercises 1324, calculate the producers surplus...Ch. 7.4 - In Exercises 1324, calculate the producers surplus...Ch. 7.4 - In Exercises 1324, calculate the producers surplus...Ch. 7.4 - In Exercises 1324, calculate the producers surplus...Ch. 7.4 - Prob. 20ECh. 7.4 - Prob. 21ECh. 7.4 - In Exercises 1324, calculate the producers surplus...Ch. 7.4 - Prob. 23ECh. 7.4 - In Exercises 1324, calculate the producers surplus...Ch. 7.4 - In Exercises 2530, find the total value of the...Ch. 7.4 - In Exercises 2530, find the total value of the...Ch. 7.4 - In Exercises 2530, find the total value of the...Ch. 7.4 - Prob. 28ECh. 7.4 - Prob. 29ECh. 7.4 - In Exercises 2530, find the total value of the...Ch. 7.4 - Prob. 31ECh. 7.4 - In Exercises 3136, find the total value of the...Ch. 7.4 - In Exercises 3136, find the total value of the...Ch. 7.4 - Prob. 34ECh. 7.4 - In Exercises 3136, find the total value of the...Ch. 7.4 - In Exercises 3136, find the total value of the...Ch. 7.4 - College Tuition A study of U.S. colleges and...Ch. 7.4 - Fast Food A fast-food outlet finds that the demand...Ch. 7.4 - Prob. 39ECh. 7.4 - Revenue: Nintendo The annual net sales (revenue)...Ch. 7.4 - Revenue: Walmart The annual revenue earned by...Ch. 7.4 - Revenue: Target The annual revenue earned by...Ch. 7.4 - Prob. 43ECh. 7.4 - Revenue Refer back to Exercise 40. Suppose that,...Ch. 7.4 - Prob. 45ECh. 7.4 - Revenue Refer back to Exercise 42. Suppose that,...Ch. 7.4 - Saving for Retirement You are saving for your...Ch. 7.4 - Saving for College When your first child is born,...Ch. 7.4 - Prob. 49ECh. 7.4 - Saving for College When your first child is born,...Ch. 7.4 - Bonds The U.S. Treasury issued a 30-year bond on...Ch. 7.4 - Prob. 52ECh. 7.4 - Valuing Future Income Inga was injured and can no...Ch. 7.4 - Valuing Future Income Max was injured and can no...Ch. 7.4 - Prob. 55ECh. 7.4 - Complete the following: The present value of a...Ch. 7.4 - Linear Demand Given a linear demand equation...Ch. 7.4 - Linear Supply Given a linear supply equation of...Ch. 7.4 - Prob. 59ECh. 7.4 - Prob. 60ECh. 7.4 - Prob. 61ECh. 7.4 - Prob. 62ECh. 7.5 - In Exercises 126, decide whether or not the given...Ch. 7.5 - In Exercises 126, decide whether or not the given...Ch. 7.5 - In Exercises 126, decide whether or not the given...Ch. 7.5 - In Exercises 126, decide whether or not the given...Ch. 7.5 - Prob. 5ECh. 7.5 - In Exercises 126, decide whether or not the given...Ch. 7.5 - In Exercises 126, decide whether or not the given...Ch. 7.5 - Prob. 8ECh. 7.5 - Prob. 9ECh. 7.5 - Prob. 10ECh. 7.5 - In Exercises 126, decide whether or not the given...Ch. 7.5 - In Exercises 126, decide whether or not the given...Ch. 7.5 - Prob. 13ECh. 7.5 - Prob. 14ECh. 7.5 - In Exercises 126, decide whether or not the given...Ch. 7.5 - Prob. 16ECh. 7.5 - Prob. 17ECh. 7.5 - Prob. 18ECh. 7.5 - In Exercises 126, decide whether or not the given...Ch. 7.5 - Prob. 20ECh. 7.5 - In Exercises 126, decide whether or not the given...Ch. 7.5 - In Exercises 126, decide whether or not the given...Ch. 7.5 - In Exercises 126, decide whether or not the given...Ch. 7.5 - In Exercises 126, decide whether or not the given...Ch. 7.5 - Prob. 25ECh. 7.5 - Prob. 26ECh. 7.5 - Prob. 27ECh. 7.5 - Prob. 28ECh. 7.5 - In Exercises 2734, use technology to approximate...Ch. 7.5 - Prob. 30ECh. 7.5 - Prob. 31ECh. 7.5 - Prob. 32ECh. 7.5 - In Exercises 2734, use technology to approximate...Ch. 7.5 - Prob. 34ECh. 7.5 - Prob. 35ECh. 7.5 - Revenue from New Home Sales Revenue from the sale...Ch. 7.5 - Prob. 37ECh. 7.5 - Sales Sales of the text Calculus and You have been...Ch. 7.5 - Sales My financial adviser has predicted that...Ch. 7.5 - Revenue Alarmed about the sales prospects for my...Ch. 7.5 - Prob. 41ECh. 7.5 - Prob. 42ECh. 7.5 - Prob. 43ECh. 7.5 - Prob. 44ECh. 7.5 - Prob. 45ECh. 7.5 - Prob. 46ECh. 7.5 - Hair Mousse Sales The amount of extremely popular...Ch. 7.5 - Chocolate Mousse Sales The weekly demand for your...Ch. 7.5 - Prob. 49ECh. 7.5 - Prob. 50ECh. 7.5 - Prob. 51ECh. 7.5 - Prob. 52ECh. 7.5 - Prob. 53ECh. 7.5 - Panic Sales Unfortunately, your large supply of...Ch. 7.5 - Prob. 55ECh. 7.5 - Prob. 56ECh. 7.5 - Prob. 57ECh. 7.5 - Prob. 58ECh. 7.5 - Why cant the Fundamental Theorem of Calculus be...Ch. 7.5 - Why cant the Fundamental Theorem of Calculus be...Ch. 7.5 - It sometimes happens that the Fundamental Theorem...Ch. 7.5 - Does the FTC give the correct answer for improper...Ch. 7.5 - Prob. 63ECh. 7.5 - Prob. 64ECh. 7.5 - Prob. 65ECh. 7.6 - In Exercises 1-10, find the general solution of...Ch. 7.6 - In Exercises 1-10, find the general solution of...Ch. 7.6 - Prob. 3ECh. 7.6 - Prob. 4ECh. 7.6 - Prob. 5ECh. 7.6 - Prob. 6ECh. 7.6 - Prob. 7ECh. 7.6 - Prob. 8ECh. 7.6 - Prob. 9ECh. 7.6 - Prob. 10ECh. 7.6 - Prob. 11ECh. 7.6 - Prob. 12ECh. 7.6 - Prob. 13ECh. 7.6 - Prob. 14ECh. 7.6 - Prob. 15ECh. 7.6 - Prob. 16ECh. 7.6 - Prob. 17ECh. 7.6 - Prob. 18ECh. 7.6 - Prob. 19ECh. 7.6 - Prob. 20ECh. 7.6 - Sales Your monthly sales of green tea ice cream...Ch. 7.6 - Prob. 22ECh. 7.6 - Newtons Law of Cooling For coffee in a ceramic...Ch. 7.6 - Prob. 24ECh. 7.6 - Prob. 25ECh. 7.6 - Heating Suppose that a pie at 20F is put in an...Ch. 7.6 - Prob. 27ECh. 7.6 - Prob. 28ECh. 7.6 - Determining Demand Nancys Chocolates estimates...Ch. 7.6 - Prob. 30ECh. 7.6 - Prob. 31ECh. 7.6 - Prob. 32ECh. 7.6 - Prob. 33ECh. 7.6 - Prob. 34ECh. 7.6 - Prob. 35ECh. 7.6 - Prob. 36ECh. 7.6 - Approach to Equilibrium The Extrasoft Toy Co. has...Ch. 7.6 - Prob. 38ECh. 7.6 - Prob. 39ECh. 7.6 - Prob. 40ECh. 7.6 - Prob. 41ECh. 7.6 - Prob. 42ECh. 7.6 - Prob. 43ECh. 7.6 - Prob. 44ECh. 7.6 - Prob. 45ECh. 7.6 - Why is there always an arbitrary constant in the...Ch. 7.6 - Prob. 47ECh. 7.6 - Prob. 48ECh. 7.6 - Prob. 49ECh. 7.6 - Prob. 50ECh. 7 - In Exercises 1-10, evaluate the given integral....Ch. 7 - Prob. 2RECh. 7 - Prob. 3RECh. 7 - Prob. 4RECh. 7 - In Exercises 1-10, evaluate the given integral....Ch. 7 - Prob. 6RECh. 7 - Prob. 7RECh. 7 - Prob. 8RECh. 7 - Prob. 9RECh. 7 - Prob. 10RECh. 7 - In Exercises 11-14, find the area of the given...Ch. 7 - In Exercises 11-14, find the area of the given...Ch. 7 - Prob. 13RECh. 7 - Prob. 14RECh. 7 - In Exercises15-18, find the average value of the...Ch. 7 - In Exercises15-18, find the average value of the...Ch. 7 - In Exercises15-18, find the average value of the...Ch. 7 - Prob. 18RECh. 7 - Prob. 19RECh. 7 - In Exercises 19-22, find the 2-unit moving...Ch. 7 - Prob. 21RECh. 7 - Prob. 22RECh. 7 - In Exercises 23 and 24, calculate the consumers...Ch. 7 - In Exercises 23 and 24, calculate the consumers...Ch. 7 - In Exercises 25 and 26, calculate the consumers...Ch. 7 - In Exercises 25 and 26, calculate the consumers...Ch. 7 - In Exercises 27-32, decide whether the given...Ch. 7 - In Exercises 27-32, decide whether the given...Ch. 7 - In Exercises 27-32, decide whether the given...Ch. 7 - In Exercises 27-32, decide whether the given...Ch. 7 - In Exercises 27-32, decide whether the given...Ch. 7 - In Exercises 27-32, decide whether the given...Ch. 7 - In Exercises 33-36, solve the given differential...Ch. 7 - Prob. 34RECh. 7 - Prob. 35RECh. 7 - Prob. 36RECh. 7 - Spending on Stationery Alarmed by the volume of...Ch. 7 - Prob. 38RECh. 7 - Education Costs Billy-Sean OHagan, having...Ch. 7 - Investments OHaganBooks.com keeps its cash...Ch. 7 - Consumerss and Producerss Surplus Currently, the...Ch. 7 - Prob. 42RECh. 7 - Revenue Sales of the best seller A River Burns...Ch. 7 - Prob. 44RECh. 7 - Prob. 45RECh. 7 - Prob. 46RECh. 7 - Acquisitions The Megabucks Corporation is...Ch. 7 - Prob. 48RECh. 7 - Prob. 49RECh. 7 - Prob. 50RE
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Publisher:Cengage Learning
Use of ALGEBRA in REAL LIFE; Author: Fast and Easy Maths !;https://www.youtube.com/watch?v=9_PbWFpvkDc;License: Standard YouTube License, CC-BY
Compound Interest Formula Explained, Investment, Monthly & Continuously, Word Problems, Algebra; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=P182Abv3fOk;License: Standard YouTube License, CC-BY
Applications of Algebra (Digit, Age, Work, Clock, Mixture and Rate Problems); Author: EngineerProf PH;https://www.youtube.com/watch?v=Y8aJ_wYCS2g;License: Standard YouTube License, CC-BY