(Solved): C(x) represent the coat and R(x) the revenue, in dollars, assodated with producing and selling x un ...

$C(x)$ represent the coat and $R(x)$ the revenue, in dollars, assodated with producing and selling $x$ units of Dr. titte's Winning at Love - $A$. Strategy Gunde to the Gime of Tennis. If $40)=189$ and $R^{?}(40)=68$, which one of the following statements is true? since marqinal cost is greater than marginal revenue, total profits are negative when 40 items have been soid. producing and selling the $41st$ itern will have little to no etfect on total profits: produding and selling the $415t$ item will decresse total profits. Since marginal cost is greater than marginal revenue, total profits are positive when 40 items have been sold. Froduding and seling the 41 st item will increase total profits.