Deriving Trig Equations

• A
• B
• C
• D

• A
• B
• C
• D

Solve
cosθ = - √(3)/2  
on θ∈[0, 2π)

• θ = π /3, 2π /3

• θ = 2π /3, 4π /3

• θ = π /6, 5π /6

• θ = 5π /6, 7π /6

Solve sinθ = ½ on θ∈[0, 2π)

• θ = π / 6,  7π / 6

• θ = π / 6,  5π / 6

• θ = 5π / 6,  7π / 6

• θ = 7π / 6,  11π / 6

Solve for x.

• 24.20

• 4.92

• 290.4

• 29.75

For what numbers x, 0 e x e2 ext{π} , does sin x= -1

• π/2, 3π/2

• 3π/2

• none

For what numbers x, 0 e x e2 ext{π}, does sin x= -1

• π/2, 3π/2

• 3π/2

• none

For what numbers x, 0 e x e2 ext{π} does sin x= -1

• π/2, 3π/2

• 3π/2

• none

For what numbers x, 0 e x e2 ext{π}, does sin x= -1

• π/2, 3π/2

• 3π/2

• none

For what numbers x, 0 e x e2 ext{π} does sin x= -1

• π/2, 3π/2

• 3π/2

• none