Тригонометрическое уравнение
sinπ/3=√3/2
ctg(π/4-2x)=√3,
π/4-2x=arcctg√3+πn,n∈Z,
2x=π/4-π/6-πn, 2x=π/12-πn, n∈Z,
x=π/24-πn/2,n∈Z
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sinπ/3=√3/2
ctg(π/4-2x)=√3,
π/4-2x=arcctg√3+πn,n∈Z,
2x=π/4-π/6-πn, 2x=π/12-πn, n∈Z,
x=π/24-πn/2,n∈Z