JEE MATHEMATICS MCQ: INDEFINITE INTEGRATION

1 Easy

1 of 1

Application +4 | -1

\int \frac{\tan (\log x)}{x} d x=

View answer and explanation

Correct option: C

\log \sec (\log x)+c

Option C is correct because substituting

t = \log x

transforms the integral to

\int \tan t dt

, which equals

\log |\sec t| + c = \log |\sec(\log x)| + c

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