第1个回答 2011-03-14
Replacement of the property analysis and applications are ethical algebra this course in an important knowledge! In the early of algebra in learning play a very important position, to develop the students' ability to think abstractly squ. Using replacement of relevant properties can make some complex problem is easily, and are of great help for problem solving. This paper is the replacement of the properties and its in solving symmetry transform group of application of a description!本回答被提问者采纳