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Inverse Cosecant Function

Definition

Definition of Inverse Cosecant Function

The inverse cosecant function y=arccscxy = \operatorname{arccsc} x is the inverse function of the cosecant function y=cscxy = \csc x.

符号说明
SymbolTypePronunciation/NoteMeaning in this article
π\piGreek letterPi (pie)Pi, used to represent the range of the inverse cosecant function

Properties

  • Domain: (,1][1,+)(-\infty, -1] \cup [1, +\infty)
  • Range: [π2,0)(0,π2][-\frac{\pi}{2}, 0) \cup (0, \frac{\pi}{2}]
  • Monotonicity: Decreasing on its domain

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Exercises

Exercise 1

Given y=arccscxy = \operatorname{arccsc} x, find its domain and range.

Answer and Analysis (3 个标签)
inverse cosecant function domain range

Domain: (,1][1,+)(-\infty, -1] \cup [1, +\infty); Range: [π2,0)(0,π2][-\frac{\pi}{2}, 0) \cup (0, \frac{\pi}{2}].


Summary

Symbols Used in This Article

SymbolTypePronunciation/NoteMeaning in this article
π\piGreek letterPi (pie)Pi, used to represent the range of the inverse cosecant function

Bilingual Glossary

Chinese TermEnglish TermPhoneticExplanation
反余割函数inverse cosecant function/ɪnˈvɜːrs koʊˈsiːkənt ˈfʌŋkʃən/The inverse function of the cosecant function, denoted as y=arccscxy = \operatorname{arccsc} x
反余割inverse cosecant/ɪnˈvɜːrs koʊˈsiːkənt/Function name, abbreviated as arccsc\operatorname{arccsc}
反函数inverse function/ɪnˈvɜːs ˈfʌŋkʃən/A function that reverses another function
定义域domain/doʊˈmeɪn/The set of input values for which the function is defined
值域range/reɪndʒ/The set of output values of the function

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