QuestionIdentify the irrational number from the options: a. $\sqrt{23}$, b. $\sqrt{49}$, c. $\frac{1}{16}$, d. $\frac{9}{1}$.

Studdy Solution
Based on the evaluations, $\sqrt{23}$ is the only irrational number among the options.
So, the answer is a. $\sqrt{23}$.