Question

4 multiple choice 10 points specify if the symbol shown is a valid variable or an invalid variable. especifique si el símbolo que se muestra es una variable válida o una variable no válida. β invalid (inválido) valid (válido) previous nex

Explanation:

In mathematics (especially in statistics, calculus, or algebra), Greek letters like $\beta$ are commonly used as valid variables to represent constants, coefficients, or other mathematical quantities. So $\beta$ is a valid variable.

Answer:

B. Valid (válido)