What is \int { {dx}}/{\sec x+\tan {x}} equal to? [NDA-I 2021]

Correct Answer is : ln|secx+tanx|−ln|secx|+c

\ln (\sec x)+\ln |\sec x+\tan x|+c

\ln (\sec x)-\ln |\sec x+\tan x|+c

\sec x \tan x-\ln |\sec x-\tan x|+c

\ln |\sec x+\tan x|-\ln |\sec x|+c

NDA Math Indefinite Integrals

Question : 10 of 38

Marks: +1, -0

What is ∫‌

sec‌x+tan‌x

equal to?

[NDA-I 2021]

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