A) X = -Π/2 + K2Π, X = 3Π/2 + K2Π B) X = Π/2 + K2Π C)...

2 : - DE KIEM TRA 15 PHUT LOP 11 DAP AN
Lớp 11 DE KIEM TRA 15 PHUT LOP 11 DAP AN

2 : a) x = -π/2 + k2π, x = 3π/2 + k2π b) x = π/2 + k2π

c) x = ± π/3 + k2π d) x = -π/6 + k2π, x = 7π/6 + k2π