Answer
11
Work Step by Step
We combine the roots into one and simplify:
$\displaystyle \frac{\sqrt{242}}{\sqrt{2}}=\sqrt{\frac{242}{2}}=\sqrt{121}=11$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.