Results 1 to 3 of 3

Thread: trigonometry question

  1. #1

    trigonometry question

    Which of the following is the value of given that ?






  2. #2
    We know that .


    From the following trigonometric identity

    we can find the value of

    Therefore the correct answer is (A).

  3. #3
    Thanks Nicole!

Tags for this Thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts