_ x 0 ( a^ x +b^ x 2 )^ 1 / x equals to :

Mathematics · JEE Main · NTA Exams — Limit, Continuity and Differentiability

1. \(\text { ab }\)
2. \(\sqrt{a b}\)
3. \(\frac{1}{a b}\)
4. \(\frac{1}{\sqrt{a b}}\)

Answer

(B) a b

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