Inverse Trig

Evaluate: cos^-1(√3/2)

• π/3

• 2π/3

• π/6

• 5π/6

Evaluate: Csc^-1(-√2)

• π/4
• 3π/4
• -π/4
• -3π/4

tan(sin^-1(-1/2))

• √3
• √3/3
• -√3
• -√3/3

csc(cos^-1(√(3)/2))

• 2
• -2
• 2√3/3
• -2√3/3

sec^-1(-2)

• π/3
• 2π/3
• π/6
• 5π/6

cos^-1(tan(-π/4))

• 0
• π
• π/4
• 3π/4

cos^-1(0) = 

• π/2
• π
• 1
• none of these

sin^-1(√(2)/2) = 

• π/4
• π/3
• π/2
• π

tan(sin^-1(-1/2))=

• √(3)
• √(3)/3
• -√(3)
• -√(3)/3

What range of angles for inverse cosine?

• [0, π]
• [0, 2π]
• [-π/2, π/2]
• [π/2, 3π/2]