Задача 71259 tg2x > sqrt(3)...
Условие
математика 10-11 класс
156
Решение
★
Б)
(π/3)+πn < 2x< (π/2)+πn, n ∈[b] Z[/b]
(π/6)+(π/2)*n <x< (π/4)+(π/2)*n, n ∈[b] Z[/b]
Б)
(π/3)+πn < 2x< (π/2)+πn, n ∈[b] Z[/b]
(π/6)+(π/2)*n <x< (π/4)+(π/2)*n, n ∈[b] Z[/b]