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Maks2581
@Maks2581
August 2022
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помогите решить,пожалуйста 2cos^2x+cosx=0
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gulsaya0399
Cox(2cosx+1)=0
cosx=0,cosx=-1/2
c0sx=0
x=p/2+pn,n}z
c0sx=-1/2
x=-
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Answers & Comments
cosx=0,cosx=-1/2
c0sx=0
x=p/2+pn,n}z
c0sx=-1/2
x=-