Image please help tytytyuyyy

What are correct trigonometric ratios that could be used to determine the length of ln

11. a particular type of cell doubles in number every hour. which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells? a. n = 4 ()" b. n = 4(2)" c. n = 4 + (2)" din = 4 +"

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie