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Решение
sin(x + π/3) ≤ 1/2
- π - arcsin(1/2) + 2πn ≤ x + π/3 ≤ arcsin(1/2) + 2πn, n ∈ Z
- π - π/6 + 2πn ≤ x + π/3 ≤ π/6 + 2πn, n ∈ Z
- 7π/6 + 2πn ≤ x + π/3 ≤ π/6 + 2πn, n ∈ Z
- 7π/6 - π/3 + 2πn ≤ x ≤ π/6 - π/3 + 2πn, n ∈ Z
- 3π/2 + 2πn ≤ x ≤ - π/6 + 2πn, n ∈ Z
sin(x + π/3) ≤ 1/2
- π - arcsin(1/2) + 2πn ≤ x + π/3 ≤ arcsin(1/2) + 2πn, n ∈ Z
- π - π/6 + 2πn ≤ x + π/3 ≤ π/6 + 2πn, n ∈ Z
- 7π/6 + 2πn ≤ x + π/3 ≤ π/6 + 2πn, n ∈ Z
- 7π/6 - π/3 + 2πn ≤ x ≤ π/6 - π/3 + 2πn, n ∈ Z
- 3π/2 + 2πn ≤ x ≤ - π/6 + 2πn, n ∈ Z
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