basic solution
[/ˈbeɪsɪk səˈluːʃən/]
nounpl: basic solutions
solução básica
1. In chemistry, a solution with a pH greater than 7, containing more hydroxide ions (OH⁻) than hydrogen ions (H⁺); an alkaline solution
A basic solution turns litmus paper blue.
Uma solução básica transforma o papel de tornassol em azul.
2. In linear programming and mathematics, a feasible solution where the number of non-zero variables equals the number of constraints
The simplex method identifies basic solutions at each vertex of the feasible region.
O método simplex identifica soluções básicas em cada vértice da região viável.
3. A fundamental or elementary solution that forms the foundation for more complex solutions
Understanding the basic solution is essential before attempting advanced problems.
Compreender a solução básica é essencial antes de tentar problemas avançados.
This term is primarily used in academic and scientific contexts in both Brazil and the USA. In Brazilian education, it's commonly taught in chemistry courses (specifically acid-base chemistry). In mathematics and operations research, it's a technical term essential to linear programming studies. The term maintains the same meaning across Portuguese-speaking countries and English-speaking regions.
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