Hambatan Epistemologi (Epistemological Obstacles) Dalam Persamaan Kuadrat Pada Siswa Madrasah Aliyah

Abstract

Mathematics is basic knowledge for the students. That is need by student, to continue their education to higher levels. The purpose of learning mathematics did not just limit to the knowledge in the calculations, but more importantly, when individuals understand the math, their thinking become more rational and critical. The goal of learning mathematics is to equip student with problem solving ability. Quadratic equation is one of the school mathematics curriculum. Development of concepts and strategies in the quadratic equation illustrate can be developed mathematical communication ability, mathematical connections, mathematical reasoning and mathematical problem-solving. In fact many students have difficulty in understanding the concept of quadratic equations. This study examined the epistemological obstacles that were reviewed from three aspects. The first is aspects of the tendency to rely on deceptive intuitive experiences, this aspect of the tendency to generalise and trend aspects is the obstacles caused by natural language. The method used in this study was a case study, and take the subject of research of 36 students answer in Islamic Senior High School (MAN 2) Bandung who sat in class XII IPA. The study found that 90.56% due to their the tendency to rely on deceptive intuitive experiences, 95.56% due to the tendency to generalise, and 96.67% due to the obstacles caused by natural language. 
 Key Word: Learning Obstacles, Epistemological Obstacles, Quadratic Equations, problem-solving ability