7.3.35 Question Help Write the expression as the logarithm of a single number or expression. Assume that all variables represent positive numbers. 3 log x + 4 logy - 6 log z 3 log x +4 logy - 6 log z =Bus Econ 7.3.69 Question Help The total assets of bond mutual funds (in trillions of dollars) are approximated by f(x) = - 2.15 + 1.456 In x (x2 10), where x = 10 corresponds to 2000. (a) What were the total assets in 2002 and 2005? (b) If this model remains accurate, find the year in which total assets will reach $2.25 trillion. (a) The total assets in 2002 were approximately $ trillion. (Type an integer or decimal rounded to the nearest thousandth as needed.)Bus Econ 7.3.71 Question Help Total net shipments of aluminum (in billions of pounds) are approximated by g(x) = 15.2 + 2.891 In (x + 1), where x =0 corresponds to 1990. (a) How many pounds of aluminum were shipped in 2003 and 2006? (b) Assuming the continued accuracy of the model, when will aluminum shipments reach 27,500,000,000 pounds. (a) The net shipments of aluminum in 2003 were approximately billion pounds. (Type an integer or decimal rounded to the nearest thousandth as needed.)7.4.3 Question Help Solve the equation. In(7x + 12) - Inx = In8 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. x= (Simplify your answer. Use a comma to separate answers as needed.) O B. There is no solution