Error Analysis of Trigonometry Students in a Technological University. JÉ«»¨ÌÃÂÛ̳ Institutional É«»¨ÌÃÂÛ̳, [S. l.], v. 7, n. 1, p. 56–66, 2016. DOI: . Disponível em: /index.php/irj/article/view/372. Acesso em: 7 jun. 2025.