Unit 7 Review: Inverse Trig and Laws of Sines/Cosines

sin^-1(-1/2)

• π/3
• π/6
• 5π/6
• -π/6

Tags

CCSS.HSF.TF.B.7

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

• √3
• √3/3
• -√3
• -√3/3

Tags

CCSS.HSF.TF.B.7

cos^-1(√(3)/2)

• π/3
• 2π/3
• π/6
• 5π/6

Tags

CCSS.HSF.TF.B.7

tan^-1(√(3))

• π/3
• 2π/3
• π/6
• 5π/6

Tags

CCSS.HSF.TF.B.7

sin^-1(-1) =

• π/2

• 0

• -1

• -π/2

Tags

CCSS.HSF.TF.B.7

cos^-1(0) = 

• π/2
• π
• 1
• none of these

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CCSS.HSF.TF.B.7

sin(cos^-1(0))=

• 0
• 1
• π/2
• π

Tags

CCSS.HSF.TF.B.7

sin^-1(√(2)/2) = 

• π/4
• π/3
• π/2
• π

Tags

CCSS.HSF.TF.B.7

Which of these is not the same?

• sin^-1 (0)
• cos^-1 (1)
• tan^-1(1)
• sec^-1(1)

Tags

CCSS.HSF.TF.B.7

What is cos^-1(½)?

• ¼π, 45⁰
• ⅓π, 60⁰
• ½π, 90⁰
• π, 180⁰

Tags

CCSS.HSF.TF.B.7