Hello,

Can you please help me with this question

01A demographer develops the function Pix) = 12500+320x-0.025x3 to represent the population of the town of Melville x years from today. a) Determine the present population of the town. b) What's the rate of change of the population in 3 years and in 8 years? c) When will the population reach 16 294? d) When will the rate ofgrowth of population be 245 people per year? e) Is the rate of change of the population increasing or decreasing? Explain. Q2. A company's revenue, R, in thousands of dollars, for selling x items of commodity can be modelled by the function R(x) = 15x x2x2 + 15, a) Determine the rate of change of revenue for the sale of 1000 items and of 5000 items. b) Compare the values found in part (a). Explain their meaning. c) Determine the number of items that must be sold for a 50 rate of change in revenue. d) Determine the revenue for the value found in part c). Explain its significance