. A used car salesman makes 5% commission on his total monthly sales beyond $100,000. Let T()-100,000 be his total
monthly sales beyond $100,000 where is his total monthly sales. Let C(T)-0.057 be his commission as a function of his total
onthly sales beyond $100,000.
a. Find C(T(400, 000)) and interpret your answer in the context of this problem.
b. Write and interpret the equation C(T(a)).
c. What is the domain of C(T(x))?