Inverse Trig Functions Unit Circle

What are the domain and range of y = arcsin(x)

• domain [-1, 1] range [-2π, 2π]

• domain [-1, 1] range [0, π]

• domain [-1, 1] range [-π/2, π/2]

• domain [0,2π] range [-1, 1]

What are the domain and range of y = arccos(x)

• domain [-1, 1] range [-2π, 2π]

• domain [-1, 1] range [0, π]

• domain [-1, 1] range [-π/2, π/2]

• domain [0, 2π] range [-1, 1]

arcsin(√3/2)

• π/3

• -π/3

• 2π/3

• π/3 and 2π/3

arccos(√3/2)

• π/6

• -π/6

• 11π/6

• π/6 and 11π/6

• 
• 
• 
• 

• 
• 
• 
• 

• 
• 
• 
• 

• 
• 
• 
• 

• 
• 
• 
•