O ensino-aprendizagem da análise combinatória em algumas escolas públicas do Estado da Paraíba

Abstract

This research focused on the teaching and learning of Combinatorial Analysis . This study aimed to investigate, by means of two questionnaires administered to students and teachers, the strategies and difficulties encountered by students of 2nd year of high school, as well as the perceptions of teachers on the study of this subject. The questionnaire given to the students was composed of four essay questions, while the teacher was composed of five questions. What our purpose was to answer the following questions: What was the support that the students in the early years of the first concepts of Combinatorial Analysis? What justifications teachers to leave the study of combinatorial analysis side? What are the difficulties encountered by students in the study of combinatorics? Does this content is being addressed in a way that the official documents guide? With this, we have chosen as research subjects six teams of the 2nd year of high school distributed in the municipalities of Alagoinha - PB, Mulungu - BP and Rio Tinto - PB. The questionnaire given to the students wore simple questions in which could use the Fundamental Counting Principle (PFC), but could also enumerate all possible groupings and then count them. The results are discussed in the concluding remarks, in which it is important to highlight that the teacher should select the content which will be important for the student, both in their professional training as well as for further education.