Resolvendo problemas de matemática a partir do tema energia elétrica

Abstract

This work is the result of innovative classes held in a State School of Basic Education in the city of Alvorada-RS, with students of the 1st year of high school, about contextualized teaching of the 1st Degree functions, bringing a broad questioning the issue of electricity in our country. Addressing the sources and energy resources available and the most used, the environmental issue, the calculation through the study of the functions, the electricity bill of the energy providerthat supplies power in the city, conscious consumption,the increases of the electricity suffered last year in 2015 and measures to reduce the energy bill through the crisis that has strained the financial structure of Brazilian families. After the study it is clear that contextualized mathematics from problem situations, students experience daily in their lives, makes learning more attractive features content for students and the result of the most satisfying teaching-learning process for both involved , teachers and students.