1) x = π/6 or x = 5π/62) x = -2 or x = 1/53) x = π/6 or x = 5π/6 or x = 4π/34) x = -π/4 or x = -π/4 + πn, where n is an integer5) x = -π/6 + πn or x = 5π/6 + πn, where n is an integer6) x = π/3 + πn or x = 5π/6 + πn, where n is an integer
1) x = π/6 or x = 5π/6
2) x = -2 or x = 1/5
3) x = π/6 or x = 5π/6 or x = 4π/3
4) x = -π/4 or x = -π/4 + πn, where n is an integer
5) x = -π/6 + πn or x = 5π/6 + πn, where n is an integer
6) x = π/3 + πn or x = 5π/6 + πn, where n is an integer