Part 1: How far above the ground is Xavier before the ride begins?
Part 2: How long does the Ferris wheel take to make one complete revolution?
Part 3: Assuming Xavier begins the ride at the top, how far from the ground is the edge of the Ferris wheel, when Xavier’s height above the ground reaches a minimum?
л
Xavier is riding on a Ferris wheel at the local fair. His height can be modeled by the equation H(t)
= 20 cos
+ 30, where H represents the height of the
15
person above the ground in feet at t seconds.
Part 1: How far above the ground is Xavier before the ride begins?
Part 2: How long does the Ferris wheel take to make one complete revolution?
Part 3: Assuming Xavier begins the ride at the top, how far from the ground is the edge of the Ferris wheel, when Xavier’s height above the ground reaches a
minimum?
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