# Trig

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cos2x(2cosx+1)=0

Solve for x.

• Trig -

• Trig -

(2cos^2x-1)(2cosx+1)=0
^
[Double angle identity]

Now I'm stuck.

• Trig -

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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