Solve the Problem. -Given the Revenue and Cost Functions Where X Is

Multiple Choice

Solve the problem.
-Given the revenue and cost functions where x is the daily production, find the rate of change of profit with respect to time when 20 units are produced and the rate of change of production is
7 units per day per day.

A) $77.00 per day
B) $98.00 per day
C) $156.80 per day
D) $149.00 per day