WILL MARK BRAINIEST 17. The hourly temperature at Portland, Oregon, on a particular day is recorded below.

1 A. M.23456789101112 Noon 46°44°43°41°40°40°41°43°46°52°65°69 ° 1 P. M.23456789101112 Midnight 72°74°75°75°77°75°74°70°62°55°51°48 °

a. Find the amplitude of a sinusoidal function that models this temperature variation. b. Find the vertical shift of a sinusoidal function that models this temperature variation. c. What is the period of a sinusoidal function that models this temperature variation? d. Use t = 0 at 5 P. M. to write a sinusoidal function that models this temp. variation. e. What is the model’s temperature at 10 A. M.? Compare this to the actual value?