Last week mrs. duncan rented a movie that was 99 minutes long. this week she rented a movie that was 4/3 the length of last week's movie. what is the full length of the movie that mrs. duncan rented this week?

1. writing an equation for an exponential function by 2. a piece of paper that is 0.6 millimeter thick is folded. write an equation for the thickness t of the paper in millimeters as a function of the number n of folds. the equation is t(n)= 3. enter an equation for the function that includes the points. (-2, 2/5) and (-1,2)