Need Help With a Trigonometric Equation?

Join the discussion
Registration is free. Ask a follow-up in this thread, or start your own.
3 replies · 3K views
siyanor
Messages
8
Reaction score
0
can somebody help me out on this one,i got stuck on this one
https://www.physicsforums.com/attachments/164
 

Attachments

  • tring.GIF
    tring.GIF
    3.5 KB · Views: 121
Mathematics news on Phys.org
Re: Trigonometry

siyanor said:
can somebody help me out on this one,i got stuck on this one
https://www.physicsforums.com/attachments/164

That's a valid solution.

cos(3x-1) repeats every 2pi/3 so there won't be any more solutions in the domain given.
 
Re: Trigonometry

but how we are going to find the value of x ?(is my solution complete or it could go further than this?
 
Re: Trigonometry

siyanor said:
but how we are going to find the value of x ?(is my solution complete or it could go further than this?

You solved for x and it fits within the restricted domain the problem stated. You could combine the fractions but I think it's fine as it is.