_ x 0 ( 4 -x ) ^ 1 / x is equal to
Mathematics · JEE Main · NTA Exams — Limit, Continuity and Differentiability
\(\lim _{x \rightarrow 0}\left\{\tan \left(\frac{\pi}{4}-x\right)\right\}^{1 / x}\)is equal to
- 1
- e
- e2
- e–2
Answer
(D) e –2
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