The timber harvests in a particular forest have decayed approximately exponentially from 470 million board feet in 1994 to 45 million board feet in 2009. Let ft) be the number of board feet, in millions of the timber harvests t years since 1994 Predict when the timber harvest will be 17 million board feet
The timber harvest will be 17 million board feet in the year 2
(Round to the nearest year as needed)

Three students, javier, sam, and corrine, participated in a fundraiser where people donated a certain amount of money per lap that the student ran. each student also had some initial donations that were collected before the run. the equations that represent each student's total donation, y, based on the number of laps ran, x, is shown below. match each equation with the correct rate of change for that student.