Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • NCERT
  • Find the principal values of the following: 3. cosec inverse of 2

Find the principal values of the following:

    3. \textup{cosec}^{-1}(2)

Answers (1)

best_answer

Let us assume that \textup{cosec}^{-1}(2) = x, then we have;

Cosec\ x = 2, or 

Cosec( \frac{\pi}{6}) = 2  .

And we know the range of principal values is  [\frac{-\pi}{2},\frac{\pi}{2}] - \left \{ 0 \right \}.

Therefore the principal value of  \textup{cosec}^{-1}(2) is \frac{\pi}{6}.

Posted by

Divya Prakash Singh

View full answer

Crack CUET with india's "Best Teachers"

  • HD Video Lectures
  • Unlimited Mock Tests
  • Faculty Support
cuet_ads

Similar Questions

Trending Articles/News

anam-khan

CBSE Class 12 supplementary exams 2026 datesheet out; test on July 28
anam-khan

Centre, CBSE, NCERT defend NEP three-language policy in SC; seek dismissal of pleas against framework
anam-khan

Supreme Court to hear plea against CBSE evaluation policy for Gulf Class 12 students on July 14

Latest Question