Which of the following statements is false regarding rational expressions:

Nonpermissible values are values of the variable which makes the denominator equal to zero.

Values of the variable which result in the rational expression not being defined are called nonpermissible values.

Values of the variable which make the numerator equal to zero are restrictions on the variable.

Nonpermissible values are known as the restrictions on the variable.

The third statement is false. Values of the variable which make the numerator equal to zero are not restrictions on the variable; they are known as the zeros of the numerator.