If a price of a bus pass from Alburquerque to Los Alamos is set at x dollars, a bus company takes in a monthly

Question

If a price of a bus pass from Alburquerque to Los Alamos is set at x dollars, a bus company takes in a monthly revenue of R(x) = 1.5x - 0.01x^2 (in thousands of dollars).
a) Estimate the change in revenue if the price rises from $50 to $53.
b) Suppose that x = 80. How will revenue be affected by a small increase in price? Explain using linear approximation

Answer 1

This looks like a homework problem. You will find that no one here wants to do them for you. Sort of an unwritten policy.