Pls help me with questions 11-19, thank you.

B MAPZ X ON X 2021 X END - X Page: X THRE X Googx # 3.21 1 X Part 1 X Cours X + X C drive.google.com/file/d/1rdgedWjJjTYgAkNMG8TTUC2avYljYT_3/view Cap nhat Ung dung M Gmail YouTube Dich Tin tuc = Copy of Business R.. Danh sach doc 11. A principal of $4500 dollars is invested at 26% per year, compounded annually. After n years the amount of the investment, A dollars, is given by the equation A = 4500(1.26)". Write an exponential equation that can be used to determine how long it takes for the investment to triple. a. 13 500 = 4500(1.26)' c. 4500 = 13 500(1.26)' b. 4500 = 3(1.26)' d. 3 = 4500(1.26)' 12. The half-life of aspirin in the bloodstream is about 15 min. Write the equation gives the amount of aspirin in the bloodstream 50 min after a dosage of 600 mg. a. M = 600(0.5) 600(0.5) 50 c. M= - 15 b. M = 600(0.5) 50(15) d. M= 600(0.5) 15 Short Answer 13. The speed, s metres per second, of a falling object dropped from rest can be estimated by the formula s = ~19.6h, where h metres is the distance the object falls. Determine the speed of an object dropped from rest that falls 18 m. M Type here to search O ? 36OF ~ / 0 () ENG 10:06 AM 12/14/2021B MAPZ X ON1 X 2021 X END - X Pages THRE X Googx # 3.21 1 X Part 1 X Cours X + X C drive.google.com/file/d/1ragedWjJjTYgAkNMG8TTUC2avYljYT_3/view Cap nhat Ung dung M Gmail YouTube Dich Tin tuc _ Copy of Business R.. Danh sach doc 14. The price-earnings ratio, R, of a company is given by the equation R = , where M is the market value per share and E is the earnings per share for the last year. a) Isolate M. b) Isolate E. 15. Simplify u u u. 16. Simplify 17. A sample of iodine-125 undergoes radioactive decay. The equation M = 17(0.976) " gives the mass M grams of iodine-125 remaining after / days. Determine the initial mass, and the mass remaining after 50 days. 18. The population P of a new town doubles every 26 months. Write an equation that models the population n months after the town had a population of 1700. Type here to search O ? 36OF ~ / 0 () ENG 10:06 AM 12/14/2021B MAPZ X 2021 X END - X Pages THRE X Googx # 3.21 1 X Part 1 X Cours X + X C drive.google.com/file/d/1rdgedWjJjTYgAkNMG8TTUC2avYljYT_3/view Cap nhat Ung dung M Gmail YouTube Dich Tin tuc _ Copy of Business R... Danh sach doc 16. Simplify 76 17. A sample of iodine-125 undergoes radioactive decay. The equation M = 17(0.976) " gives the mass M grams of iodine-125 remaining after / days. Determine the initial mass, and the mass remaining after 50 days. 18. The population P of a new town doubles every 26 months. Write an equation that models the population n months after the town had a population of 1700. 19. The number of bacteria in a colony can be modelled by the equation B = 1500(2.6)", where B is the number of bacteria and n is the number of hours from now. a) Determine the number of bacteria in the colony 2 h from now. b) Determine the number of bacteria in the colony now. c) Determine the number of bacteria in the colony 2 h ago. Type here to search O (? 36OF ~ / 0 ()ENG 10:06 AM 12/14/2021