_ x (1- 4 x-1 )^ 3 x-1 is equal to :
Mathematics · JEE Main · NTA Exams — Limit, Continuity and Differentiability
\(\lim _{x \rightarrow \infty}\left(1-\frac{4}{x-1}\right)^{3 x-1}\) is equal to :
- \(\mathbf{e}^{1}\)
- \(e^{-12}\)
- \(e^{4}\)
- \(e^{3}\)
Answer
(B) e^ -12
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