Answer to Question #57249 in Algebra for Ace Marshall

Question

A store is having a special sale on designer soaps. For every three bars of soap purchased, one is given for free. The bars of soap cost $2 each, and there is a limit of 8 bars of soap per customer (including free ones).

a. Write a piecewise defined function C (b) that gives the total cost C for b bars of soap.

b. Write the domain for this function in terms of the context.