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Inverse Tangent of a Negative Reciprocal
## Formula
For $$x>0$$:
$$\tan^{-1}\left(-\frac1x\right)=\tan^{-1}x-\frac\pi2$$
## Usage
- Used to simplify inverse tangent expressions involving negative reciprocals.
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Inverse Tangent of a Negative Reciprocal
## Formula
For $$x>0$$:
$$\tan^{-1}\left(-\frac1x\right)=\tan^{-1}x-\frac\pi2$$
## Usage
- Used to simplify inverse tangent expressions involving negative reciprocals.
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