Given the Cost Function, C(x), and the Revenue Function, R(x) $x$

Multiple Choice

Given the cost function, C(x) , and the revenue function, R(x) , find the number of units x that must be sold to break even.
-Use the revenue and cost functions to write the profit function from producing and selling $x$ binoculars.

A) $P ( x ) = 2 x + 1500$
B) $P ( x ) = 4 x + 1500$
C) $\mathrm { P } ( \mathrm { x } ) = 2 \mathrm { x } - 1500$
D) $\mathrm { P } ( \mathrm { x } ) = 4 \mathrm { x } - 1500$