Answer
See below
Work Step by Step
$$6x^2\geq36\\x^2\geq6\\x\leq -\sqrt 6 \lor x\geq \sqrt 6$$
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.