The legal team retained to handle the numerous lawsuits brought against a company by its disgruntled clients may have to be expanded. The marginal monthly cost to maintain a team of lawyers is estimated by the following function: 3 C'(x)=(x-2) [8 [8(x2)] thousand dollars per additional lawyer; Determine, to the nearest thousand, the total monthly cost if the team were to increase from two to four retained lawyers.