Question: 9. An exercise wheel for a gerbil has a diameter of 24cm and has a centre axle positioned 14cm above the ground. When in use,

9. An exercise wheel for a gerbil has a diameter of 24cm and has a centre axle positioned 14cm above the ground. When in use, the wheel spins 20 times per minute. a) Create an equation h(t) for the height of a rung on the wheel as a function of time, given that the rung's starting position is at the lowest point when the wheel begins to spin. (2 marks) b) Sketch the mction h(t) for 0 S t S 9 seconds. (4 marks)
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