Problem 1E: In Exercises 16, simplify the expression completely. eln(1/2) Problem 2E: In Exercises 16, simplify the expression completely. 10log(AB) Problem 3E: In Exercises 16, simplify the expression completely. 5eln(A2) Problem 4E: In Exercises 16, simplify the expression completely. ln(e2AB) Problem 5E: In Exercises 16, simplify the expression completely. ln(1/e)+ln(AB) Problem 6E: In Exercises 16, simplify the expression completely. 2ln(eA)+3lnBe Problem 7E: For Exercises 718, solve for x using logs. 3x=11 Problem 8E: For Exercises 718, solve for x using logs. 17x=2 Problem 9E: For Exercises 718, solve for x using logs. 20=50(1.04)x Problem 10E: For Exercises 718, solve for x using logs. 43x=75x Problem 11E: For Exercises 718, solve for x using logs. 7=5e0.2x Problem 12E: For Exercises 718, solve for x using logs. 2x=ex+1 Problem 13E: For Exercises 718, solve for x using logs. 50=600e0.4x Problem 14E: For Exercises 718, solve for x using logs. 2e3x=4e5x Problem 15E: For Exercises 718, solve for x using logs. 7x+2=e17x Problem 16E: For Exercises 718, solve for x using logs. 10x+3=5e7x Problem 17E: For Exercises 718, solve for x using logs. 2x1=elnx2 Problem 18E: For Exercises 718, solve for x using logs. 4e2x35=e Problem 19E: For Exercises 1924, solve for t. Assume a and b are positive, a and b 1, and k is nonzero. a=bt Problem 20E: For Exercises 1924, solve for t. Assume a and b are positive, a and b 1, and k is nonzero. P=P0at Problem 21E: For Exercises 1924, solve for t. Assume a and b are positive, a and b 1, and k is nonzero. Q=Q0ant Problem 22E: For Exercises 1924, solve for t. Assume a and b are positive, a and b 1, and k is nonzero.... Problem 23E: For Exercises 1924, solve for t. Assume a and b are positive, a and b 1, and k is nonzero. a=bet Problem 24E: For Exercises 1924, solve for t. Assume a and b are positive, a and b 1, and k is nonzero. P=P0ekt Problem 25E: In Exercises 2528, put the functions in the form P=P0ekt. P=15(1.5)t Problem 26E: In Exercises 2528, put the functions in the form P=P0ekt. P=10(1.7)t Problem 27E: In Exercises 2528, put the functions in the form P=P0ekt. P=174(0.9)t Problem 28E: In Exercises 2528, put the functions in the form P=P0ekt. P=4(0.55)t Problem 29E: Find the inverse function in Exercises 2931. p(t)=(1.04)t Problem 30E: Find the inverse function in Exercises 2931. f(t)=50e0.1t Problem 31E: Find the inverse function in Exercises 2931. f(t)=1+lnt Problem 32E: The exponential function y(x) = Cex satisfies the conditions y(0) = 2 and y(1) = 1. Find the... Problem 33E Problem 34E Problem 35E: A culture of bacteria originally numbers 500. After 2 hours there are 1500 bacteria in the culture.... Problem 36E: One hundred kilograms of a radioactive substance decay to 40 kg in 10 years. How much remains after... Problem 37E: The population of the US was 281.4 million in 2000 and 316.1 million in 2013.37 Assuming exponential... Problem 38E: The population of a region is growing exponentially. There were 40,000,000 people in 2005 (t = 0)... Problem 39E: Oil consumption in China grew exponentially38 from 8.938 million barrels per day in 2010 to 10.480... Problem 40E: The concentration of the car exhaust fume nitrous oxide, NO2, in the air near a busy road is a... Problem 41E: For children and adults with diseases such as asthma, the number of respiratory deaths per year... Problem 42E: The number of alternative fuel vehicles41 running on E85, a fuel that is up to 85% plant-derived... Problem 43E: A cup of coffee contains 100 mg of caffeine, which leaves the body at a continuous rate of 17% per... Problem 44E: Persistent organic pollutants (POPS) are a serious environmental hazard. Figure 1.56 shows their... Problem 45E: At time t hours after taking the cough suppressant hydrocodone bitartrate, the amount, A, in mg,... Problem 46E: Different isotopes (versions) of the same element can have very different half-lives. With t in... Problem 47E: The size of an exponentially growing bacteria colony doubles in 5 hours. How long will it take for... Problem 48E: Air pressure, P, decreases exponentially with height, h, above sea level. If P0 is the air pressure... Problem 49E: With time, t, in years since the start of 1980, textbook prices have increased at 6.7% per year... Problem 50E: In November 2010, a tiger summit was held in St. Petersburg, Russia.44 In 1900, there were 100,000... Problem 51E: In 2014, the populations of China and India were approximately 1.355 and 1.255 billion people,45... Problem 52E: The revenue of Apple went from54.5 billion in 2013 to 74.6 billion46 in 2015. Find an exponential... Problem 53E: The world population was 6.9 billion at the end of 2010 and is predicted to reach 9 billion by the... Problem 54E: In the early 1920s, Germany had tremendously high inflation, called hyperinflation. Photographs of... Problem 55E: In 2010, there were about 246 million vehicles (cars and trucks) and about 308.7 million people in... Problem 56E: Tiny marine organisms reproduce at different rates. Phytoplankton doubles in population twice a day,... Problem 57E: A picture supposedly painted by Vermeer (16321675) contains 99.5% of its carbon-14 (half-life 5730... Problem 58E: Cyanide is used in solution to isolate gold in a mine.49 This may result in contaminated groundwater... Problem 59E: In 2015, Nepal had two massive earthquakes, the first measuring 7.8 on the Richter scale and the... Problem 60E: Find the equation of the line l in Figure 1.57. Figure 1.57 Problem 61E: Without a calculator or computer, match the functions ex, ln x, x2, and x12 to their graphs in... Problem 62E: Is there a difference between ln(ln(x)) and ln2(x)? (Note: ln2(x) is another way of writing (ln... Problem 63E: If h(x)=ln(x+a), where a 0, what is the effect of increasing a on... Problem 64E: If h(x)=ln(x+a), where a 0, what is the effect of increasing a on the vertical asymptote? Problem 65E: If g(x)=ln(ax+2), where a 0, what is the effect of increasing a on... Problem 66E: If f(x)=aln(x+2), what is the effect of increasing a on the vertical asymptote? Problem 67E: If g(x)=ln(ax+2) where a 0, what is the effect of increasing a on the vertical asymptote? Problem 68E: Show that the growth rate k of the exponential function f(t) = P0ekt, with P0 0, can be computed... Problem 69E: In Problems 6974, explain what is wrong with the statement. The function log|x| is odd. Problem 70E: In Problems 6974, explain what is wrong with the statement. For all x 0, the value of ln(100x) is... Problem 71E: In Problems 6974, explain what is wrong with the statement. lnxlogx. Problem 72E: In Problems 6974, explain what is wrong with the statement. ln(A+B)=(lnA)(lnB). Problem 73E: In Problems 6974, explain what is wrong with the statement. ln(A+B)=lnA+lnB. Problem 74E: In Problems 6974, explain what is wrong with the statement. 1lnx=ex Problem 75E: In Problems 7577, give an example of: A function that grows slower than y = log x for x 1. Problem 76E: In Problems 7577, give an example of: A function f(x) such that ln(f(x)) is only defined for x 0. Problem 77E: In Problems 7577, give an example of: A function with a vertical asymptote at x = 3 and defined only... Problem 78E: Are the statements in Problems 7881 true or false? Give an explanation for your answer. The graph of... Problem 79E: Are the statements in Problems 7881 true or false? Give an explanation for your answer. The graph of... Problem 80E: Are the statements in Problems 7881 true or false? Give an explanation for your answer. The inverse... Problem 81E: Are the statements in Problems 7881 true or false? Give an explanation for your answer. If a and b... format_list_bulleted