#13 "Olympic Gold" The winning times for the 400m run at the Olympics have been decreasing over time for both men and women. In 1972, the winning men's time was 44.66 seconds and in 1996, the winning men's time was 43.39 seconds. a) Write an equation in slope-intercept form to predict the winning men's time, where x is the years since 1972. b) What does the dependent variable represent? c) What is the slope and what does it represent? Use the equation to predict the winning men's time in 2032. d) e) Use the equation to predict the year that winning men's time is 42.06 seconds. Math Byrd 2017 mk