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citiboy45
19.02.2020 •
Mathematics
The sinusoidal function models the height, in centimeters, that a valve stem of the a tire is above ground x seconds after the tire begins to rotate.
How long does it take the valve stem to complete one revolution?
Enter your answer, rounded to the nearest hundredth of a second, in the box.
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Ответ:
1.05 s
Step-by-step explanation:
The generic form of a sinusoidal function is:
f(x) = A sin(2π/T x + B) + C
where A is the amplitude,
T is the period (time per revolution),
B is the horizontal offset (or phase shift),
and C is the vertical offset (or midline).
2π/T = 6
2π = 6T
T = π/3
T ≈ 1.05 s
Ответ: