JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

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{\log _x}\left\{ {{{\log }_4}\left( {{{\log }_x}\left( {5{x^2} + 4{x^3}} \right)} \right)} \right\} = 0,

then

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Correct option: D

Option D (5) is correct because solving the logarithmic equation step-by-step leads to the solution x = 5.

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A=\{1,2,3\}, B=\{3,4\}, C=\{4,5,6\}

{A} \cup({B} \cap {C})

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\log \left(\frac{a}{3 b}\right)

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\frac{3}{4}