Class 12 Inverse Trigonometric Functions · Mcq Single Correct1 Marksdomains_and_ranges
Class 12 Maths · Inverse Trigonometric Functions · Mcq Single Correct #20
Which is the principal value branch of \(\operatorname{cosec}^{-1}x\)?
✅ Step-by-Step Solution
Final Answer: Option (D): \([-\pi/2,\pi/2]\setminus\{0\}\)
- The principal arccosecant branch is [−π/2,π/2] excluding 0; the endpoints are allowed.
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