 5.7.1: In Exercises 1 and 2, assume that the populations grow exponentiall...
 5.7.2: In Exercises 1 and 2, assume that the populations grow exponentiall...
 5.7.3: The figure in the next column shows the graph of an exponential gro...
 5.7.4: Suppose that you are helping a friend with his homework on the grow...
 5.7.5: In Exercises 5 and 6: (a) Complete the table; and (b) use the infor...
 5.7.6: In Exercises 5 and 6: (a) Complete the table; and (b) use the infor...
 5.7.7: As of the year 2000, the African nation of Chad had one of the high...
 5.7.8: In 2000 the nations of Mali and Cuba had similar size populations: ...
 5.7.9: In 2000 the nations of Niger and Portugal had similar size populati...
 5.7.10: The population of Guatemala in 2000 was 12.7 million. (a) Assuming ...
 5.7.11: As background for Exercises 11 and 12, heres a reminder of what we ...
 5.7.12: As background for Exercises 11 and 12, heres a reminder of what we ...
 5.7.13: In each case, you are given the relative growth rate of a country o...
 5.7.14: Refer to the following table, which gives global populations and re...
 5.7.15: In Example 5 in the text we modeled the concentration of carbon dio...
 5.7.16: For this exercise refer to the following table, which gives the atm...
 5.7.17: According to figures from the U.S. Bureau of the Census, in 2000, t...
 5.7.18: The following table gives the population size and relative growth r...
 5.7.19: Lester R. Brown, in his book State of the World 1985 (New York: W. ...
 5.7.20: The 2000 World Population Data Sheet (published by the Population R...
 5.7.21: The population figures in Exercise 20 are actually for mid2000. As...
 5.7.22: In 2000 the Philippines and Germany had similar size populations, b...
 5.7.23: In Exercises 23 and 24, use the halflife information to complete e...
 5.7.24: In Exercises 23 and 24, use the halflife information to complete e...
 5.7.25: The halflife of iodine131 is 8 days. How much of a onegram sample...
 5.7.26: The halflife of strontium90 is 28 years. How much of a 10g sampl...
 5.7.27: The radioactive isotope sodium24 is used as a tracer to measure th...
 5.7.28: The radioactive isotope carbon14 is used as a tracer in medical an...
 5.7.29: (a) The halflife of radium226 is 1620 years. Sketch a graph of th...
 5.7.30: (a) The halflife of thorium232 is 1.4 1010 years. Sketch a graph ...
 5.7.31: The halflife of plutonium241 is 13 years. (a) How much of an init...
 5.7.32: The halflife of radium226 is 1620 years. (a) How much of a 2g sa...
 5.7.33: The halflife of thorium229 is 7340 years. (a) Compute the time re...
 5.7.34: The Chernobyl nuclear explosion (in the former Soviet Union, on Apr...
 5.7.35: Strontium90, with a halflife of 28 years, is a radioactive waste ...
 5.7.36: (a) Suppose that a certain country violates the ban against aboveg...
 5.7.37: An article that appeared in the August 13, 1994, New York Times rep...
 5.7.38: In 1969 the United States National Academy of Sciences issued a rep...
 5.7.39: The following extract is from an article by Kim Murphy that appeare...
 5.7.40: Economists define the gross domestic product (GDP) as the total mar...
 5.7.41: Depletion of Nonrenewable Resources: Suppose that the world populat...
 5.7.42: (a) Suppose that the consumption of aluminum were growing exponenti...
 5.7.43: Follow Exercise 42, using copper instead of aluminum.
 5.7.44: The following table and scatter plots display data for the number o...
 5.7.45: The age of some rocks can be estimated by measuring the ratio of th...
 5.7.46: (Continuation of Exercise 45) (a) The halflife of rubidium87 is 4...
 5.7.47: (Continuation of Exercise 45) Analysis of the socalled genesis roc...
 5.7.48: Radiocarbon Dating: Because rubidium87 decays so slowly, the techn...
 5.7.49: In Exercises 4954, use the formula derived in Exercise 48 to estima...
 5.7.50: In Exercises 4954, use the formula derived in Exercise 48 to estima...
 5.7.51: In Exercises 4954, use the formula derived in Exercise 48 to estima...
 5.7.52: In Exercises 4954, use the formula derived in Exercise 48 to estima...
 5.7.53: In Exercises 4954, use the formula derived in Exercise 48 to estima...
 5.7.54: In Exercises 4954, use the formula derived in Exercise 48 to estima...
 5.7.55: Exercises 55 60 introduce a model for population growth that takes ...
 5.7.56: Exercises 55 60 introduce a model for population growth that takes ...
 5.7.57: Exercises 55 60 introduce a model for population growth that takes ...
 5.7.58: Exercises 55 60 introduce a model for population growth that takes ...
 5.7.59: Exercises 55 60 introduce a model for population growth that takes ...
 5.7.60: Exercises 55 60 introduce a model for population growth that takes ...
 5.7.61: (a) Let N(t) N0ekt. Show that [N(t 1) N(t)]/N(t) ek 1. (This is act...
 5.7.62: In the text we showed that the relative growth rate for the functio...
 5.7.63: Let N N0ekt. In this exercise we show that if t is very small, then...
Solutions for Chapter 5.7: EXPONENTIAL GROWTH AND DECAY
Full solutions for Precalculus: With Unit Circle Trigonometry (with Interactive Video Skillbuilder CDROM) (Available 2010 Titles Enhanced Web Assign)  4th Edition
ISBN: 9780534402303
Solutions for Chapter 5.7: EXPONENTIAL GROWTH AND DECAY
Get Full SolutionsSince 63 problems in chapter 5.7: EXPONENTIAL GROWTH AND DECAY have been answered, more than 24755 students have viewed full stepbystep solutions from this chapter. Precalculus: With Unit Circle Trigonometry (with Interactive Video Skillbuilder CDROM) (Available 2010 Titles Enhanced Web Assign) was written by and is associated to the ISBN: 9780534402303. This textbook survival guide was created for the textbook: Precalculus: With Unit Circle Trigonometry (with Interactive Video Skillbuilder CDROM) (Available 2010 Titles Enhanced Web Assign), edition: 4. This expansive textbook survival guide covers the following chapters and their solutions. Chapter 5.7: EXPONENTIAL GROWTH AND DECAY includes 63 full stepbystep solutions.

Acute triangle
A triangle in which all angles measure less than 90°

Binomial
A polynomial with exactly two terms

Bounded above
A function is bounded above if there is a number B such that ƒ(x) ? B for all x in the domain of ƒ.

Compounded annually
See Compounded k times per year.

Equivalent systems of equations
Systems of equations that have the same solution.

Explicitly defined sequence
A sequence in which the kth term is given as a function of k.

Frequency (in statistics)
The number of individuals or observations with a certain characteristic.

Hyperboloid of revolution
A surface generated by rotating a hyperbola about its transverse axis, p. 607.

Inverse cotangent function
The function y = cot1 x

Inverse function
The inverse relation of a onetoone function.

Inverse relation (of the relation R)
A relation that consists of all ordered pairs b, a for which a, b belongs to R.

Irrational numbers
Real numbers that are not rational, p. 2.

Minor axis
The perpendicular bisector of the major axis of an ellipse with endpoints on the ellipse.

Modulus
See Absolute value of a complex number.

Multiplication property of equality
If u = v and w = z, then uw = vz

Nappe
See Right circular cone.

Spiral of Archimedes
The graph of the polar curve.

Standard representation of a vector
A representative arrow with its initial point at the origin

Unit circle
A circle with radius 1 centered at the origin.

Ymin
The yvalue of the bottom of the viewing window.