This commentary is designed for use with "Unified Modern Mathematics, Course II," Parts 1 and 2. As in the commentary for "Course I," statements of the specific purposes and goals of each section of every chapter are presented. Also included are suggestions for teaching the concepts presented in each section, time estimates for each section, suggested instructional aids to presenting various concepts, and references for further study. Chapter examinations are provided which constitute comprehensive tests for each chapter. [Not available in hardcopy due to marginal legibility of original document.] (FL)