8. The profit P (in dollars) generated by selling x units of a cer- tain commodity is given by the function P(x) = -1500 + 12x 0.004.r- What is the maximum profit, and how many units must be sold to generate it? Show your work.

Describe the end behavior of the function below. f(x)=(2/3)^x-2 a. as x increases, f(x) approaches infinity. b. as x decreases, f(x) approaches 2. c. as x increases, f(x) approaches -2. d. as x decreases, f(x) approaches negative infinity.