Question 18 - of 22 Step 3 of 3 The local water company uses the following function for computing their customers' monthly water bills. C(x) = 0.73x + 3.22 if 0 800 where x is the number of gallons used and C(x) is the cost in dollars. Step 3 of 3: Find lim C(x). x- 800 Answer 2 Points lim C(x) = x->800