1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Solve sinxcosx=0.458

  1. Feb 25, 2012 #1
    How would i solve sinxcosx=0.458, I cannot determine how to isolate the angle, is there a set of identities i could use? Thanks!
  2. jcsd
  3. Feb 25, 2012 #2


    User Avatar

    Staff: Mentor

    There's a double angle identity that involves sin(x)*cos(x). Check your table of identities.

    ( You DO keep a table of identities handy, don't you? :wink: )
  4. Feb 25, 2012 #3
    Take a look at the trig identities on Wikipedia. You may find something useful. :wink:
  5. Feb 25, 2012 #4
    In a locket around my neck, of course, let me check
  6. Feb 25, 2012 #5
    found the right one, thanks!
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook

Similar Discussions: Solve sinxcosx=0.458
  1. Solve This (Replies: 3)

  2. Solve this! (Replies: 4)

  3. Solving vectors (Replies: 12)

  4. SOLVING FOR MASS (Replies: 2)

  5. Solving for time (Replies: 1)