CCSS.Math.Content.HSF.TF.B.7

Choose the correct ratio.

• sin^-1(12/29)
• cos^-1(12/29)
• tan^-1(12/29)
• tan^-1(29/12)

Tags

CCSS.Math.Content.HSF.TF.B.7

Solve for x. Round to the nearest tenth.

• 9.8
• 0.1
• 0.038
• 9.9

Tags

CCSS.Math.Content.HSF.TF.B.7

How do you find the inverse of cosine in your calculator?

• alpha, cos-1
• cos-1
• 2nd key, cos-1
• 2nd key, cos1

Tags

CCSS.Math.Content.HSF.TF.B.7

What equation can be used to solve for x?

• Sin(40°)= x/40 
• Sin(40º)=x/19
• Cos(40º)=x/19
• Tan(40°)=19/x

Tags

CCSS.Math.Content.HSF.TF.B.7

What would you use to solve for x?

• Pythagorean Theorem
• Trig
• Inverse Trig

Tags

CCSS.Math.Content.HSF.TF.B.7

Solve for 0≤x≤2π

4cos²x - 2 = 0

• π/3, 5π/3

• π/4, 7π/4

• 3π/4, 5π/4

• π/6, 11π/6

Tags

CCSS.Math.Content.HSF.TF.B.7

sin^-1(-1) =

• π/2

• 0

• -1

• -π/2

Tags

CCSS.Math.Content.HSF.TF.B.7

Which expression is correct for "y"?

• y = tan^–1(31/23)

• y = sin^–1(31/23)

• y = cos^–1(31/23)

Tags

CCSS.Math.Content.HSF.TF.B.7

Solve on the Interval [0,2π) 
   sinθ = -1   

• θ = π /2, 3π /2 
• θ = π /2
• θ = 3π /2
• θ = π  

Tags

CCSS.Math.Content.HSF.TF.B.7

Solve
cosθ = - √(3)/2  
on θ∈[0, 2π)

• θ = π /3, 2π /3
• θ = 2π /3, 4π /3
• θ = π /6, 5π /6
• θ = 5π /6, 7π /6

Tags

CCSS.Math.Content.HSF.TF.B.7