TEACHING STUDENTS TO SOLVE TRIGONOMETRIC EQUATIONS USING ELEMENTS OF MATHEMATICAL ANALYSIS IN MATHEMATICS CIRCLES. American Journal of Technology and Applied Sciences, [S. l.], v. 10, p. 147–149, 2023. Disponível em: https://americanjournal.org/index.php/ajtas/article/view/542. Acesso em: 1 may. 2026.