SOLUTION: The water level varies from 12 inches at low tide to 52 inches at high tide. Low tide occurs at 9:15 am. High tide occurs at 3:30 pm. What is a cosine function that models the vari

Algebra ->  Trigonometry-basics -> SOLUTION: The water level varies from 12 inches at low tide to 52 inches at high tide. Low tide occurs at 9:15 am. High tide occurs at 3:30 pm. What is a cosine function that models the vari      Log On


   

Question 748206: The water level varies from 12 inches at low tide to 52 inches at high tide. Low tide occurs at 9:15 am. High tide occurs at 3:30 pm. What is a cosine function that models the variation in inches above and below the water level as a function of time and hours since 9:15 am?
Answer by yahkay(1) About Me  (Show Source):
You can put this solution on YOUR website!
20*cos(x-3.5)+32