Evaluating Trig and Inverse Trig Functions

Find the exact value of each expression. 1) cos⁻¹ (−√3/2)

• π/4

• 3π/4

• 5π/6

• π/2

Find the exact value of each expression. 2) sin⁻¹ 1

• −π/3

• π/3

• −π/2

• π/2

Find the exact value of each expression. 3) sin⁻¹ (√3/2)

• A) π/3

• B) π/4

• C) −π/3

• D) −π/4

Find the exact value of each expression. 4) cos⁻¹ (1/2)

• 0

• π/6

• 2π/3

• π/3

Find the exact value of each expression. 5) tan⁻¹ (√3/3)

• A) π/3

• B) π/6

• C) π/4

• D) −π/3

Find the exact value of each expression. 6) sin⁻¹ (1/2)

• −π/6

• π/6

• π/3

• 0

Find the exact value of each expression. 7) sin⁻¹ (−1)

• A) π/6

• B) −π/6

• C) 0

• D) −π/2

Find the exact value of each expression. 8) sin⁻¹ (−√3/2)

• −π/2

• π/6

• 0

• −π/3

Find the exact value of each expression. 9) cos⁻¹ (−1/2)

• π/2

• 0

• 5π/6

• 2π/3

Find the exact value of each expression. 10) tan⁻¹ 1

• A) π/6

• B) π/4

• C) −π/3

• D) 0