тригонометричні нерівності

(arcsin1/2+2πn; π-arcsin1/2+

+2πn), n∊Z

(arccos1/2+2πn; -arccos1/2+

+2πn), n∊Z

[π/6+πn; 5π/6+πn], n∊Z

[-π/6+2πn; π/6+2πn], n∊Z

(-arcsin√2/2+2πn;

π-arcsin√2/2+2πn), n∊Z

(arccos√2/2+2πn;

π-arccos√2/2+2πn), n∊Z

(-3π/4+2πn; -π/4+2πn), n∊Z

[-π/4+2πn; -3π/4+2πn], n∊Z

(-arcsin3/5+2πn;

π+arcsin3/5+2πn), n∊Z

(-arccos3/5+2πn; arccos3/5+

+2πn), n∊Z

[arcsin3/5+2πn;

π-arcsin3/5+2πn], n∊Z

(arccos3/5+2πn;

2π-arccos3/5+2πn), n∊Z

(-π+2πn; 2πn), n∊Z

(2πn; π+2πn), n∊Z

(2πn; π/2+2πn), n∊Z

(-π/2 +2πn; 2πn), n∊Z

(2π/3+2πn;4π/3+2πn), n∊Z

(-2π/3+2πn;4π/3+2πn), n∊Z

(π/6+2πn;2π/3+2πn), n∊Z

(2π/3+πn;4π/3+πn), n∊Z

[ - π ∕ 6 + 2πn; π ∕ 6 + 2πn], n ∊ ℤ

[ - π ∕ 3 + 2πn; π ∕ 3 + 2πn], n ∊ ℤ

[ - 5π ∕ 3 + 2πn; -π ∕ 3 + 2πn], n ∊ ℤ

 [ - 11π ∕ 6 + 2πn; π ∕ 6 + 2πn], n ∊ ℤ

[ - 5π ∕ 4 + 2πn; π ∕ 4 + 2πn], n ∊ ℤ

 [ π ∕ 4 + 2πn; 3π ∕ 4 + 2πn], n ∊ ℤ

[ - 3π ∕ 4 + 2πn; - π ∕ 4 + 2πn], n ∊ ℤ

[ - π ∕ 4 + 2πn; 5π ∕ 4 + 2πn], n ∊ ℤ