MCQ
$\cot ^{-1}(-x)=$
  • $-\cot ^{-1} x$
  • B
    $\cot ^{-1} x$
  • C
    $\pi+\cot ^{-1} x$
  • D
    $\pi-\cot ^{-1} x$

Answer

Correct option: A.
$-\cot ^{-1} x$
(A)

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