Answer
$\lim\limits_{x \to 0}(x^{2}-1)(2-cosx) = -1$
Work Step by Step
$\lim\limits_{x \to 0}(x^{2}-1)(2-cosx) = \lim\limits_{x \to 0}(2x^{2}-x^{2}cosx - 2 + cosx) = 0+0-2+1 = -1$
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.