Question
cos2x(2cosx+1)=0
Solve for x.
Solve for x.
Answers
Ted
Please.
Ted
(2cos^2x-1)(2cosx+1)=0
^
[Double angle identity]
Now I'm stuck.
^
[Double angle identity]
Now I'm stuck.
IHaveScabs
hey ted did you ever figure that out because if so tell me tell me now plz i need this very much