QuestionFind the set of numbers that are both rational and irrational. Choose the correct set: A. $\varnothing$ B. $\{0\}$ C. $\{\sqrt{x}, \sqrt{-x}\}$ D. $\{0,1,2,3,4,5, \ldots\}$

Studdy Solution
Therefore, the set of numbers that are both rational and irrational is the empty set.
$$\{x \mid x \text{ is a number that is both rational and irrational} \} = \varnothing$$So, the correct answer is A. $\varnothing$.