Ask Me Help Desk

Ask Me Help Desk (https://www.askmehelpdesk.com/forum.php)
-   Math & Sciences (https://www.askmehelpdesk.com/forumdisplay.php?f=402)
-   -   Trig Identity (https://www.askmehelpdesk.com/showthread.php?t=655772)

  • Apr 29, 2012, 09:40 PM
    yadiraa4
    Trig Identity
    Prove the identity: cosxcotx+sinx=cscx
  • Apr 29, 2012, 09:41 PM
    yadiraa4
    Trig
    If cosx= -2/3 and pi/2, find the exact value of cos(pi/3-x)
  • Apr 29, 2012, 09:41 PM
    yadiraa4
    Trig
    Given cos x=2/3 and 3pi/2<x<2pi, find the exact value of cos2x?

    • All times are GMT -7. The time now is 05:47 AM.