In a certain year, the cost of producing construction materials in California fluctuated more than expected. Suppose the average cost of producing one cubic yard of concrete is given by C=f(t) where t is the number of months since February. What does C^(')(2)=7 mean?
In a certain year, the cost of producing construction materials in California fluctuated more than expected Suppose the average cost of producing one cubic yard of concrete is given by C = f(t) where t is the number of months since February.
What does C(2)=7 mean?