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.
Depending on whatâs causing the problem, youâll face some big decisions about whether to repair or replace the equipment. If itâs a broken pipe, patching it might cost just a few hundred dollars. But if the drainfield needs to be replaced, you could be out $2,000 to $10,000. Worst case: You need an alternative treatment system, for $15,000 or more.