Sin(7x+pi/6)=1 помогите

Question

Sin(7x+pi/6)=1 помогите

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Answer 1

(7x+pi/6)=pi\2+2*pi*k
7x=pi\2-pi/6+2*pi*k
7x=4pi/12+2*pi*k
7x=pi/3+2*pi*k
x=(pi/3+2*pi*k)/7