if a compañy has total costs C(x) = 1600 + 1500 and total revenues are R(x) -0 1600x-x2, find the breack-even point

Answer 1

C(x) = 1600 + 1500
nonsense

Answer 2

R(x) -0 1600x-x2
also nonsense
and by the way x*x is usually written x^2