MCQ
$\int \frac{\sec x}{\sec x+\tan x} d x=$
  • A
    $\tan x+\sec x+k$
  • $\tan x-\sec x+k$
  • C
    $\sec x+k$
  • D
    $\tan x+k$

Answer

Correct option: B.
$\tan x-\sec x+k$
B

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