Тригонометричні рівняння та нерівності

π/6

π/3 + πn, nєZ

2π/3 + πn, nєZ

2π/3+2πn, nєZ

π/4 + πn, nєZ

- π/4 + πn, nєZ

-arctg 3 + πn,n єZ

-π/4 + πn,nєZ;

- arctg 3 + πn,n єZ.

⁺- 2π/3 + 2πn, nєZ

⁺- 2π/3 + πn, n єZ

π/3 + πn, nєZ

⁺-π/3 + 2πn, nєZ

π/6 + πn, nєZ

(-1)^kπ/3 + πk, kєZ

(-1)^karcsin(1/3)+πk, kєZ

⁺- π/3 + 2πn,n єZ

π/2 + πn, nєZ

(-1)ⁿπ/6 + πn, nєZ

π/2 + 2πn, nєZ

(-1)ⁿπ/6 + πn, nєZ;

π/2 + 2πn, nєZ

x∊(π+4πn;π/2+4πn|n∊Z

x∊[π/3+2πn;4π/3+2πn|n∊Z]

x∊(π+4πn;2π+4πn|n∊Z)

x(π/4+2πn;3π/4+2πn|n∊Z)

x∊(πn;5π/6+2πn|n∊Z]

x∊[πn;5π/6+πn|n∊Z]

x∊(πn;5π/6+πn|n∊Z]

x∊[-π/6+πn;π/6+πn|n∊Z]