Mathematics conceptual errors in the learning of a linear function- a case of a Technical and Vocational Education and Training college in South Africa. The Independent Journal of Teaching and Learning, [S. l.], v. 18, n. 1, p. 81–97, 2023. DOI: 10.17159/ijtl.v18i1.17173. Disponível em: https://journals.assaf.org.za/index.php/ijtl/article/view/17173. Acesso em: 31 oct. 2024.