Mathematical terms: Inglês para matemática

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Progressão Aritmética = Arithmetic Progression, that is no more than an aritmetic sequence. The latter, a list of numbers where each number is equal to the previous number, plus a constant (called common reference - in Portuguese "razão").
It´s considered as "general series" at WolframMathWorld (a site dedicated to Maths, languages, codes etc.) ... ulator.php

Função Quadrática - Quadratic Function. "Is a function or mathematical expression of degree two. This means that the highest power of the function is two."
Its graph is parabola-shaped. That is, aproximately U-shapped (an mirror-symmetrical curve). ... -quiz.html ... bolas.html