& 10.3 (a) The revente (in dollars) for selling a lawn mowers is R(x). i. What are the units for the derivative R'(a)? it. What are the units for the average rate of change in revenue? (b) The temperature in degrees Fahrenheit) 1 hours after noon is tt). i. What are the units for the derivative Tla)? fi. What are the units for the average rate of change in temperature? (c) Farmer Fred plants a four-foot tall tree. It grows to a height of (t) after t years. H(11) - H(5) Explain what means. Your summary should include the units. 5 Summary: (d) The demand D(p) for golf balls depends on the price p per ball. The price is in dollars. i. What are the units for the derivative D'(a)? ii. Write a summary for the symbolic statement D' (0.80) = -350. Summary