If a rectangle jklm, jk is equal to 12 feet, and ln is equal to 6.5 feet, find km

What are the possible rational zeros of [tex]f(x) = x^4+2x^3-3x^2-4x+18[/tex]

How to solve a simultaneous equation involved with fractions?

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?