Inverse Trig Functions on Unit Circle Radians

Evaluate:  sin^-1(-√2/2)

• -π/4

• 3π/4

• 5π/4

• 7π/4

What range of angles for inverse cosine?

• [0, π]

• [0, 2π]

• [-π/2, π/2]

• [π/2, 3π/2]

What is the range of angles for inverse sine?

• [0, π]

• [0, 2π]

• [-π/2, π/2]

• [π/2, 3π/2]

Evaluate: cos^-1(√3/2)

• π/3

• 2π/3

• π/6

• 5π/6

• A
• B
• C
• D

• 
• 
• 
• 

• 1
• 2
• 3
• 4

Evaluate: Csc^-1(-√2)

• π/4

• 3π/4

• -π/4

• -3π/4

• undefined

Answer explanation

Evaluate:  arctan(1)

• π/6

• π/4

• π/3

• π/2