Suppose f(x) is a function such that if p O f(x) can be odd or even.
f(x) can be odd but cannot be even.
f(x) can be even but cannot be odd.
Of(x) cannot be odd or even.

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.