Asked by Ted

cos2x(2cosx+1)=0

Solve for x.

Answers

Answered by Ted
Please.
Answered by Ted
(2cos^2x-1)(2cosx+1)=0
^
[Double angle identity]

Now I'm stuck.
Answered by IHaveScabs
hey ted did you ever figure that out because if so tell me tell me now plz i need this very much
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