Apple's manufacturing cost of making the iPhone 11 Pro Max, which has been sold in retail for 1450 dollars, is 490.50. What is the percent of the profit Apple is making?

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)