Author

Carlos Alves do Nascimento

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Open access Aug 2026

Investigando raízes reais de polinômios: uma abordagem com o teorema de Bolzano.

The search for the real roots of a polynomial is a classic problem in Mathematics and of fundamental importance for solving various problems in High School. Thus, this article brings together three theorems that facilitate this search, highlighting Bolzano's Theorem, the Theorem of Rational Roots, and Descartes' Rule o...

Carlos Alves do Nascimento · Revista ft · 0 citations

Open access Aug 2026

Uma investigação sobre a utilização da função quadrática na representação de situações reais.

The quadratic function is a topic in high school curriculum that is frequently explored in textbooks to represent various situations, but it is noticeable that, in general, the mathematical model is already presented, leaving the student simply with the mechanical procedure of determining values from algebraic express...

Carlos Alves do Nascimento · Revista ft · 0 citations