Need to find the domain and range of the function andnot of each piece.
Find the domain and range of piecewise function. Sales Mary works at a jewelry store. She receives a base salary every week plus a commission based on how much she sells. Mary's income function can be modeled by where P (x) is her income and x is the amount of her sales in dollars. Write a description of Mary's income function. How much will Mary earn in a week in which she sells $4000 worth of jewelry? Find the value of the jewelry that Mary must sell in a week if she wants to earn $900 for that week.
