Prove: An even plus an odd
equals an odd.
(2m) + (2n + 1) = 2(m + [?]+[
]
= odd

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?