Question

What I Can Do
Solve:
1. In an amusement park, there is a small Ferris wheel, called a kiddie
wheel, for toddlers. The formula H(t) = 10 sin (21(t - =)) +15 models the
height H (in feet) of the bottom - most car t minutes after the wheel
begins to rotate. Once the ride starts, it lasts 4 minutes.
a. What is the initial height of the car?
b. How long does it take for the wheel to make one full rotation?
c. What is the maximum height of the car?
d. Find the time(s) on the interval 0 st 54 when the car is at its
maximum height.​

Answer 1

I don't know,,,,,,,.,,,,,,,,,,.,,,,,