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Mathematics
Mathematics
Problem
The tip of a clock's minute hand is
H
(
t
)
=
15
cos
(
π
30
t
)
+
150
H(t) = 15 \cos\left(\frac{\pi}{30}t\right) + 150
H
(
t
)
=
15
cos
(
30
π
t
)
+
150
cm above ground level, where
t
t
t
is the time in minutes after 5 pm.
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