Which statement best describes the function below? f(x) = 2x3+ 2x2 - x
O A. It fails the vertical line test.
B. It is a many-to-one function.
O C. It is a one-to-one function.
D. It is not a function.

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.