We will have an absolute maximum (or minimum) at provided f(c) is the largest (or smallest) value that the function will ever take on the domain that we are working on. Also, when we say the âdomain we are working onâ this simply means the range of xâs that we have chosen to work with for a given problem.
Thompson's slope is about one percent, so each structure manages a zone of about nine acres. At $500 to $2,000 per structure, the drainage water management structures only added about five to 15 percent to the cost of upgrading the field's century-old drainage system.t $500 to $2,000 per structure, the drainage water management structures only added about five to 15 percent to the cost of upgrading the field's century-old drainage system.
Mid-level Repair: $800 - $1,400. â¢ 1  Type of Damage: In a septic system with the tank located lower than the drain field, an effluent pump is used to move liquid to the field efficiently. â¢ 2  Materials: A replacement pump and piping adequate to connect it could cost between $300 and $900, depending on its capacity and placement.