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प्रश्न
What are the horizontal asymptotes of \[y=\cot^{-1}x\]?
विकल्प
\[y=-\pi\] and \[y=\pi\]
\[y=0\] and \[y=\pi\]
\[y=-\frac{\pi}{2}\] and \[y=\frac{\pi}{2}\]
\[y=0\] and \[y=\frac{\pi}{2}\]
MCQ
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उत्तर
The range / principal value of \[y=\cot^{-1}x\] is \[(0,\pi)\]. Thus the graph approaches \[y=0\] and \[y=\pi\] as horizontal asymptotes.
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