Problem 1E: The population of a city, P, in millions, is a function of t, the number of years since 2010, so P =... Problem 2E: The pollutant PCB (polychlorinated biphenyl) can affect the thickness of pelican eggshells. Thinking... Problem 3E: Describe what Figure 1.8 tells you about an assembly line whose productivity is represented as a... Problem 4E: For Exercises 47, find an equation for the line that passes through the given points. (0, 0) and (1,... Problem 5E: For Exercises 47, find an equation for the line that passes through the given points. (0, 2) and (2,... Problem 6E: For Exercises 47, find an equation for the line that passes through the given points. (2, 1) and (2,... Problem 7E: For Exercises 47, find an equation for the line that passes through the given points. (-1, 0) and... Problem 8E: For Exercises 811, determine the slope and the y-intercept of the line whose equation is given.... Problem 9E: For Exercises 811, determine the slope and the y-intercept of the line whose equation is given.... Problem 10E: For Exercises 811, determine the slope and the y-intercept of the line whose equation is given.... Problem 11E: For Exercises 811, determine the slope and the y-intercept of the line whose equation is given.... Problem 12E: Match the graphs in Figure 1.9 with the following equations. (Note that the x and y scales may be... Problem 13E: Match the graphs in Figure 1.10 with the following equations. (Note that the x and y scales may be... Problem 14E: Estimate the slope and the equation of the line in Figure 1.11. Figure 1.11 Problem 15E: Find an equation for the line with slope m through the point (a, c). Problem 16E: Find a linear function that generates the values in Table 1.3. Table 1.3 Problem 17E: For Exercises 1719, use the facts that parallel lines have equal slopes and that the slopes of... Problem 18E: For Exercises 1719, use the facts that parallel lines have equal slopes and that the slopes of... Problem 19E: For Exercises 1719, use the facts that parallel lines have equal slopes and that the slopes of... Problem 20E: For Exercises 2023, give the approximate domain and range of each function. Assume the entire graph... Problem 21E: For Exercises 2023, give the approximate domain and range of each function. Assume the entire graph... Problem 22E: For Exercises 2023, give the approximate domain and range of each function. Assume the entire graph... Problem 23E: For Exercises 2023, give the approximate domain and range of each function. Assume the entire graph... Problem 24E Problem 25E Problem 26E: If f(t)=t216, find all values of t for which f(t) is a real number. Solve f(t) = 3. Problem 27E: In Exercises 2731, write a formula representing the function. The volume of a sphere is proportional... Problem 28E: In Exercises 2731, write a formula representing the function. The average velocity, v, for a trip... Problem 29E: In Exercises 2731, write a formula representing the function. The strength, S, of a beam is... Problem 30E: In Exercises 2731, write a formula representing the function. The energy, E, expended by a swimming... Problem 31E: In Exercises 2731, write a formula representing the function. The number of animal species, N, of a... Problem 32E: In December 2010, the snowfall in Minneapolis was unusually high,2 leading to the collapse of the... Problem 33E: The value of a car, V = f(a), in thousands of dollars, is a function of the age of the car, a, in... Problem 34E: Which graph in Figure 1.13 best matches each of the following stories?3 Write a story for the... Problem 35E: In Problems 3538 the function S = f(t) gives the average annual sea level, S, in meters, in... Problem 36E: In Problems 3538 the function S = f(t) gives the average annual sea level, S, in meters, in... Problem 37E: In Problems 3538 the function S = f(t) gives the average annual sea level, S, in meters, in... Problem 38E: In Problems 3538 the function S = f(t) gives the average annual sea level, S, in meters, in... Problem 39E: Problems 3942 ask you to plot graphs based on the following story: As I drove down the highway this... Problem 40E: Problems 3942 ask you to plot graphs based on the following story: As I drove down the highway this... Problem 41E: Problems 3942 ask you to plot graphs based on the following story: As I drove down the highway this... Problem 42E: Problems 3942 ask you to plot graphs based on the following story: As I drove down the highway this... Problem 43E: An object is put outside on a cold day at time t = 0. Its temperature, H = f(t), in C, is graphed in... Problem 44E: A rock is dropped from a window and falls to the ground below. The height, s (in meters), of the... Problem 45E: You drive at a constant speed from Chicago to Detroit, a distance of 275 miles. About 120 miles from... Problem 46E: US imports of crude oil and petroleum have been increasing.5 There have been many ups and downs, but... Problem 47E: Problems 4749 use Figure 1.16 showing how the quantity, Q, of grass (kg/hectare) in different parts... Problem 48E: Problems 4749 use Figure 1.16 showing how the quantity, Q, of grass (kg/hectare) in different parts... Problem 49E: Problems 4749 use Figure 1.16 showing how the quantity, Q, of grass (kg/hectare) in different parts... Problem 50E: Marmots are large squirrels that hibernate in the winter and come out in the spring. Figure 1.17... Problem 51E: In Colorado spring has arrived when the bluebell first flowers. Figure 1.18 shows the date (days... Problem 52E: On March 5, 2015, Capracotta, Italy, received 256 cm (100.787 inches) of snow in 18 hours.9 (a)... Problem 53E: In a California town, the monthly charge for waste collection is 8 for 32 gallons of waste and 12.32... Problem 54E: For tax purposes, you may have to report the value of your assets, such as cars or refrigerators.... Problem 55E: Residents of the town of Maple Grove who are connected to the municipal water supply are billed a... Problem 56E: A controversial 1992 Danish study10 reported that mens average sperm count decreased from 113... Problem 57E: Let f(t) be the number of US billionaires in year t. (a) Express the following statements11 in terms... Problem 58E: The cost of planting seed is usually a function of the number of acres sown. The cost of the... Problem 59E: An airplane uses a fixed amount of fuel for take off, a (different) fixed amount for landing, and a... Problem 60E: For the line y = f(x) in Figure 1.19, evaluate (a) f(423) f(422) (b) f(517) f(513) Figure 1.19 Problem 61E: For the line y = g(x) in Figure 1.20, evaluate (a) g(4210) g(4209) (b) g(3760) g(3740) Figure 1.20 Problem 62E: An alternative to petroleum-based diesel fuel, biodiesel, is derived from renewable resources such... Problem 63E: Hydroelectric power is electric power generated by the force of moving water. Figure 1.21 shows13... Problem 64E: Solar panels are arrays of photovoltaic cells that convert solar radiation into electricity. The... Problem 65E: Table 1.4 shows the average annual sea level, S, in meters, in Aberdeen, Scotland,15 as a function... Problem 66E: The table gives the required standard weight, w, in kilograms, of American soldiers, aged between 21... Problem 67E: A company rents cars at 40 a day and 15 cents a mile. Its competitors cars are 50 a day and 10 cents... Problem 68E: A 25,000 vehicle depreciates 2000 a year as it ages. Repair costs are 1500 per year. (a) Write... Problem 69E: A bakery owner knows that customers buy a total of q cakes when the price, p, is no more than p =... Problem 70E: (a) Consider the functions graphed in Figure 1.23(a). Find the coordinates of C. (b) Consider the... Problem 71E: When Galileo was formulating the laws of motion, he considered the motion of a body starting from... Problem 72E: In Problems 7276, explain what is wrong with the statement. For constants m and b, the slope of the... Problem 73E: In Problems 7276, explain what is wrong with the statement. The lines x = 3 and y = 3 are both... Problem 74E: In Problems 7276, explain what is wrong with the statement. The line y 3 = 0 has slope 1 in the... Problem 75E: In Problems 7276, explain what is wrong with the statement. Values of y on the graph of y = 0.5x 3... Problem 76E: In Problems 7276, explain what is wrong with the statement. The equation y = 2x + 1 indicates that y... Problem 77E: In Problems 7778, give an example of: A linear function with a positive slope and a negative... Problem 78E: In Problems 7778, give an example of: A formula representing the statement q is inversely... Problem 79E: Are the statements in Problems 7984 true or false? Give an explanation for your answer. For any two... Problem 80E: Are the statements in Problems 7984 true or false? Give an explanation for your answer. If y = f(x)... Problem 81E: Are the statements in Problems 7984 true or false? Give an explanation for your answer. The linear... Problem 82E: Are the statements in Problems 7984 true or false? Give an explanation for your answer. The linear... Problem 83E: Are the statements in Problems 7984 true or false? Give an explanation for your answer. If y is a... Problem 84E: Are the statements in Problems 7984 true or false? Give an explanation for your answer. If y = f(x)... Problem 85E: Which of the following functions has its domain identical with its range?... format_list_bulleted