Solving Trigonometric Equations

Which of the following is NOT a solution to tan θ = 0 ?

• θ = 0

• θ = π /2

• θ = π

• θ = 2π

• θ = π /3, 2π /3

• θ = 2π /3, 4π /3

• θ = π /6, 5π /6

• θ = 5π /6, 7π /6

Solve the following equations in the domain [0, 2π). cos x + 1 = 0

• 0

• No solution

• π

• 3π/2

• 5π/6, 7π/6

• π/6, 11π/6

• 4π/3, 5π/3

• π/6, 5π/6

• 11π/6

• 4π/3

• 5π/4

• π/6