R Functions, Graphs, And Models 1 Differentiation 2 Applications Of Differentiation 3 Exponential And Logarithmic Functions 4 Integration 5 Applications Of Integration 6 Functions Of Several Variables CR Cumulative Review A Review Of Basic Algebra PSDT Prerequisite Skills Diagnostic Test expand_more
3.1 Exponential Functions 3.2 Logarithmic Functions 3.3 Applications: Uninhibited And Limited Growth Models 3.4 Applications: Decay 3.5 The Derivatives Of Ax And Log A X Logax; Application: Annuities 3.6 A Business Application: Amortization Chapter Questions expand_more
Problem 1E: In Exercise 1-8, find the half-line for each situation. An element loses 12% of its mass every year. Problem 2E: In Exercise 1-8, find the half-line for each situation. An population of bacteria decreases by 5.75%... Problem 3E: In Exercise 1-8, find the half-line for each situation. A vehicle loses 0.8% of its value every... Problem 4E: In Exercise 1-8, find the half-line for each situation. A city loses 3.9% of its population every... Problem 5E: In Exercise 1-8, find the half-line for each situation.
5. The value of a dollar decreases by 3%... Problem 6E: In Exercise 1-8, find the half-line for each situation. An element loses 1.75% of its mass every... Problem 7E: In Exercise 1-8, find the half-line for each situation.
7. An investment loses 1.9% of its value... Problem 8E: In Exercise 1-8, find the half-line for each situation.
8. A motor home loses 0.5% of its value... Problem 9E: Life and Physical Sciences Radioactive Decay. Iodine-131 has a decay rate of 9.6% per day. The rate... Problem 10E: Life and Physical Sciences
10. Radioactive Decay. Carbon-14 has a decay rate of 0.012097% per year.... Problem 11E: Life and Physical Sciences
11. Chemistry. Substance A decomposes at a rate proportional to the... Problem 12E: Life and Physical Sciences Chemistry. Substance A decomposes at a rate proportional to the amount of... Problem 13E: Radioactive Decay.
For Exercises 13-16, complete the following.
13.
Radioactive Substance Decay... Problem 14E: Radioactive Decay. For Exercises 13-16, complete the following. Radioactive Substance Decay Rate, k... Problem 15E: Radioactive Decay.
For Exercises 13-16, complete the following.
15.
Radioactive Substance Decay... Problem 16E: Radioactive Decay.
For Exercises 13-16, complete the following.
16.
Radioactive Substance Decay... Problem 17E: Half-life. Of an initial amount of 1000g of lead-210, how much will remain after 100 yr? See... Problem 18E: Half-life. Of an initial amount of 1000g of polonium-218, how much will remain after 20 min? See... Problem 19E Problem 20E Problem 21E: 21. Cancer Treatment. Iodine-125 is often used to treat cancer and has a half-life of 60.1 days. In... Problem 22E Problem 23E: Carbon Dating. Recently, while digging in Chaco Canyon, New Mexico, archaeologists found corn pollen... Problem 24E: Present value. Following the birth of a child, a parent wants to make an initial investment P0 that... Problem 25E: Present value. Following the birth of their child, the Irwins want to make an initial investment P0... Problem 26E: Present value. Desmond wants to have $15,000 available in 5 yr to pay for new siding. Interest is... Problem 27E: 27. Sports salaries. An athlete signs a contract that guarantees a $9-million salary 6 yr from now.... Problem 28E: 28. Actor’s salaries. An actor signs a film contract that will pay $12 million when the film is... Problem 29E: 29. Estate planning. Shannon has a trust fund that will yield $80,000 in 13 yr. A CPA is preparing a... Problem 30E: 30. Supply and demand. The supply and demand for stereos produced by Blaster Sound, Inc., are given... Problem 31E: Salvage value. Lucas Mining estimates that the salvage value V(t), in dollars, of a piece of... Problem 32E: 32. Salvage value. Wills Investments tracks the value of a particular photocopier over a period of... Problem 33E: 33. Actuarial Science. An actuary works for an insurance company and calculates insurance premiums.... Problem 34E: Actuarial science. Use the formula from Exercise 33. a. Suppose the actual mortality rate of group... Problem 35E: U.S. farms. The number N of farms in the United States has declined continually since 1950. In 1950,... Problem 36E Problem 37E: 37. Decline in beef consumption. Annual consumption of beef per person was about 64.6 lb in 2000 and... Problem 38E: Population decrease of russia. The population of Russia dropped from 150 million in 1995 to 142.5... Problem 39E: Population decrease of Ukraine. The population of Ukraine dropped from 51.9 million in 1995 to 44.5... Problem 40E: 40. Cooling. After warming the water in a hot tub to 100°, the heating element fails. The... Problem 41E: 41. Cooling. The temperature in a whirlpool bath is 102°, and the room temperature is 75°. The water... Problem 42E: Forensics. A coroner arrives at a murder scene at 2 a.m. He takes the temperature of the body and... Problem 43E: 43. Forensics. A coroner arrives at 11 p.m. She finds the temperature of the body to be 85.9°. She... Problem 44E: Prisoner-of-war protest. The initial weight of a prisoner of war is 140 lb. To protest the... Problem 45E: 45. Political Protest. A monk weighing 170 lb begins a fast to protest a war. His weight after t... Problem 46E: 46. Atmospheric Pressure. Atmospheric pressure P at altitude a is given by
where is the pressure... Problem 47E: 47. Satellite power. The power supply of a satellite is a radioisotope (radioactive substance). The... Problem 48E: Cases of tuberculosis. The number of cases N of tuberculosis in the United States has decreased... Problem 49E: For each of the scatterplots in Exercise 49-58, determine which, if any, of these functions might be... Problem 50E Problem 51E Problem 52E Problem 53E Problem 54E: For each of the scatterplots in Exercise 49-58, determine which, if any, of these functions might be... Problem 55E Problem 56E Problem 57E: For each of the scatterplots in Exercise 49-58, determine which, if any, of these functions might be... Problem 58E Problem 59E: A sample of an element lost 25% of its mass in 5 weeks. a. Find the half-life. b. After how many... Problem 60E: 60. A vehicle lost 15% of its value in 2 yr.
a. Find the half-life.
b. After how many years will... Problem 61E: 61. Economics: supply and demand elasticity. The demand, and supply functions for a multipurpose... Problem 62E: The Beer-Lambert Law. A beam of light enters a medium such as water or smoky air with initial... Problem 63E: The Beer-Lambert Law. A beam of light enters a medium such as water or smoky air with initial... Problem 65E: An interest rate decreases from 8% to 7.2%. Explain why this increases the present value of an... Problem 66E format_list_bulleted