1. Quantities or amounts that can change or vary in value; in mathematics, values that are not fixed and can take different numerical amounts
In the equation y = 2x + 3, both x and y are variable quantities.
Na equação y = 2x + 3, tanto x quanto y são grandezas variáveis.
2. Factors or elements in a study or experiment that are not constant and may differ across different conditions or observations
The researchers controlled for several variable quantities in their study.
Os pesquisadores controlaram várias grandezas variáveis em seu estudo.