一道不懂的题目Sketch a height-versus-time graph of the sinusoidal f

一道不懂的题目
Sketch a height-versus-time graph of the sinusoidal function that models a Ferris wheel with radius of 4m whose axle is 10m above the ground,and rotates once every 6s.Draw at least two cycles.Assume that the first point plotted on the graph is at the highest possible height
xianhongnuotian 1年前 已收到1个回答 举报
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chongzhan 幼苗

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The shape of the graph is equal to the equation y=10+4cos((pi/3)t) where y is height and t is the time.As at least 2 cycles is required,the graph should be plotted from t=0s to t=12s.

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额...介个就是解答撒....
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