Q21Multiple choice
Which of the following is the principal value branch of cosec–1x? –π π π
- (A) ,
- (B)[0, π] – 2 2 2 –π π –π π
- (C) 2 , 2
- (D) 2 , 2 – {0}
Which of the following is the principal value branch of cosec–1x? –π π π