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MCQMediumJEE Main 2023 · 10 April, Shift 1Applications of Derivatives (Monotonicity, Extrema)

Mathematics Question from JEE Main 2023 · 10 April, Shift 1

If f(x)=[(tan⁡1∘)x+log⁡e(123)][xlog⁡e(1234)−(tan⁡1∘)]f(x) = \frac{[(\tan 1^\circ)x + \log_e(123)]}{[x \log_e(1234) - (\tan 1^\circ)]}, x>0x > 0, then the least value of f(f(x))+f(f(4/x))f(f(x)) + f(f(4/x)) is:

  • A

    22

  • B

    44

  • C

    88

  • D

    00

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