A company has found that total sales, in thousands of dollars, are given by the function defined by S(x) = 100log,(x+2), where x is the number of weeks after a major advertising campaign was introduced. %3D a. What were the approximate total sales 5 weeks after the campaign was introduced? b. How many weeks before sales will hit $1,000,000?

Use the graph to estimate the average rate of change of the percentage of new employees from 1994 to​ 2000, from 2000 to​ 2006, and from 1994 to 2006.

Element X is a radioactive isotope such that its mass decreases by 20% every year. Ifan experiment starts out with 730 grams of Element X, write a function to representthe mass of the sample after t years, where the monthly rate of change can be foundfrom a constant in the function. Round all coefficients in the function to four decimalplaces. Also, determine the percentage rate of change per month, to the nearesthundredth of a percent.

1. The Salt Lake City urban forest now consists of about 90,000 public trees. The urban forestry department plans to increase the number of trees by 2500 every four years. (1.1) Write a function f(x) this gives the number of public trees after x years. (1.2) (1.3) Answer: Based on this function, how many trees will there be in ten years? Answer: Based on this function, after how many years will there be 130,000 trees?