Sin (п/6 - x)
найдите производную
Y =sin(π/6 -x) ; || y =sin(-(x-π/6)) = -sin(x-π/6)⇒y =(-sin(x-π/6)) = -cos(x-π/6) ||
y =(sin(π/6 -x)) =cos((π/6 -x)*(π/6 -x) =cos((π/6 -x)*(π/6) -x)=cos((π/6 -x)*(0 -1) .
y = - cos(π/6 -x)= -cos(x-π/6).
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