8. Alice is riding a Ferris wheel, where is time in seconds. Let h(t) = 11 cos(121) represent the height of Alice in m above or below the centre of the Ferris wheel. Relative to the centre of the Ferris wheel, what is the lowest height Alice achieves? a. -12 m c. -11 m d. 11 m b. 12 m

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.3: Trigonometric Functions Of Real Numbers
Problem 44E
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8.
Alice is riding a Ferris wheel, where t is time in seconds. Let h(?) = 11 cos(12t) represent the height
of Alice in m above or below the centre of the Ferris wheel. Relative to the centre of the Ferris wheel, what
is the lowest height Alice achieves?
a. -12 m
b. 12 m
c. -11 m
d. 11 m
Transcribed Image Text:8. Alice is riding a Ferris wheel, where t is time in seconds. Let h(?) = 11 cos(12t) represent the height of Alice in m above or below the centre of the Ferris wheel. Relative to the centre of the Ferris wheel, what is the lowest height Alice achieves? a. -12 m b. 12 m c. -11 m d. 11 m
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