1. The cost, in millions of dollars, to remove x % of pollution in a lake modeled by
a. What is the cost to remove 75% of the pollutant?

b. What is the cost to remove 90% of the pollutant?

c. What is the cost to remove 99% of the pollutant?

d. For what value is this equation undefined?

Question

1.	The cost, in millions of dollars, to remove x % of pollution in a lake modeled by  
a.	What is the cost to remove 75% of the pollutant?

b.	What is the cost to remove 90% of the pollutant?

c.	What is the cost to remove 99% of the pollutant?

d.	For what value is this equation undefined?

anonymous · Answer

the formula is    c=   6000
                               -----     
                               200-2x