Автор - warface655

sin(3p/2+x)+2 cos(x+2p)-sin(x+p/2)

Ответ

Автор - Igor767
Sin(3p/2+x)+2
cos(x+2p)-sin(x+p/2) = 0
т.к
Sin(3p/2+x)= -cosx
2
cos(x+2p)= 2cosx
sin(x+p/2)= cosx

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