Trigonometry : 1.7 - Inverse Trig Functions

Trigonometry : 1.7 - Inverse Trig Functions

1.7 Inverse Trig Functions

• Take notes as we go through this lesson

Multiple Choice

What is arcsin(√2/2)?

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

Multiple Choice

Evaluate the function:  arcsin(-1/2)

• π/3
• π/6
• 5π/6
• -π/6

Multiple Choice

sin^-1(-1) =

• π/2

• 0

• -1

• -π/2

Multiple Choice

sin^-1(-1/2)

• π/3
• π/6
• 5π/6
• -π/6

Multiple Choice

cos^-1(0) = 

• π/2
• π
• 1
• none of these

Multiple Choice

cos^-1(√(3)/2)

• π/3
• 2π/3
• π/6
• 5π/6

Multiple Choice

tan^-1(√(3))

• π/3
• 2π/3
• π/6
• 5π/6

Multiple Choice

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

• √3
• √3/3
• -√3
• -√3/3

Multiple Choice

sin(cos^-1(0))=

• 0
• 1
• π/2
• π

Poll

How confident are you with inverse trig functions?

• 1 - very little

• 2

• 3

• 4

• 5 - very confident

Homework

Check canvas for 1.7 homework