SOLUTION: What is the domain and range of arccosecant?

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Question 963703: What is the domain and range of arccosecant?
Answer by MathLover1(20850) About Me  (Show Source):
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domain and range of csc%5E%28-1%29%28x%29 (which is equal to sin%5E%28-1%29%281%2Fx%29)

domain:
{ x element R : x%3C=-1 or x%3E=1 }
range:
{ y element R : -pi%2F2%3C=y%3C0 or 0%3Cy%3C=pi%2F2 }