SOLUTION: A hospital�s revenue (in millions of dollars) is projected to be R(x)=7x2 �3x+18, and its costs (in millions of dollars) are projected to be C(x)=3x2 +x-89 where x represents the

Question 1126390: A hospital�s revenue (in millions of dollars) is projected to be R(x)=7x2 �3x+18, and its costs (in millions of dollars) are projected to be C(x)=3x2 +x-89
where x represents the number of years into the future.
1. Create the profit function for the hospital.
2. What is the average rate of change in the profit from year 3 to year 5?

Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
profit is revenue minus costs
4x^2-4x+107
year 3, 36-12+107=131
year 4, 64-16+107=155
year 5, 100-20+107=187
change in profit from 5-profit from 3 is 56 million
change in years is 2
average rate of change is $28 million per year

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