Solve the problem.
-Total profit is defined as total revenue minus total cost. $R$ and $C$ are the revenue and cost from the sale of $x$ televisions. If $R=260 x-0.4 x^{2}$ and $C=8000+0.3 x^{2}$, find the profit from the sale of 50 televisions.
A) $\$ 3250$
B) $\$ 4750$
C) $\$ 20,750$
D) $\$ 19,250$

Question

Quizplus · Accepted Answer

Total profit = Total revenue - Total cost= $R - C$= $260 x - 0.4 x^2 - (8000 + 0.3 x^2)$= $260 x - 0.4 x^2 - 8000 - 0.3 x^2$= $260 x - 0.7 x^2 - 8000$For 50 televisions, $x = 50$.Total profit = $260 (50) - 0.7 (50)^2 - 8000$= $13000 - 1750 - 8000$= $\$ 3250$

Solve the Problem RRR And CCC Are the Revenue and Cost from the Sale Of

Solve the Problem $R$ And $C$ Are the Revenue and Cost from the Sale Of