MCQ
The value of $\int \sec ^2(2 x+1) d x$ is
  • A
    $\tan (2 x+1)+c$
  • B
    $2 \sec (2 x+1)+c$
  • C
    $\frac{1}{2} \tan (2 x+1)+c$
  • D
    none of these

Answer

self

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