Answer:
Step-by-step explanation:
Given
radius of wheel 
Time period of Wheel 
and
, where 

Let at any angle
with vertical position of a point is given by


and 
for velocity differentiate x and y to get


Height at any time t is given by

Second one if you distribute the first expression you get the second equation so the expressions are equivalent
Answer: The scale on the y-axis overemphasizes the difference in salaries between different experience levels.
Step-by-step explanation: