Trig Graphs and Inverses

What is the equation of the graph shown?

• y = tan θ

• y = sin θ

• y = cos θ

• y = -5tan θ

The depth of the water, d(t), in feet, on a given day at Thunder Bay, t hours after midnight is modeled by d(t) = 5sin(π/6 (t − 5)) + 7. Which statement about the Thunder Bay tide is false?

• At Low tide, the depth is 2 feet.

• The maximum depth of the water was 12 feet.

• The water depth at 9 a.m. was approximately 11 feet.

• The difference in water depth between high tide and low tide is 15 feet.

Determine an equation for this graph:

• y=sec(x)

• y=csc(x)

• y=cot(x)

• y= tan(x)

Determine an equation for this graph:

• y=sec(x)
• y=csc(x)

• y=cos(x)

• y= cot(x)

Determine an equation for this graph:

• y=csc(x)
• y=sec(x)
• y=cot(x)
• y= tan(x)

• π/3
• π/6
• 5π/6
• -π/6

Tags

CCSS.HSF.TF.B.7

• √3
• √3/3
• -√3
• -√3/3

Tags

CCSS.HSF.TF.C.8

• π/3
• 2π/3
• π/6
• 5π/6

Tags

CCSS.HSF.TF.B.7

• π/2
• π
• 1
• none of these

Tags

CCSS.HSF.TF.B.7

What RANGE of angles for inverse cosine?

• [0, π]
• (-∞, ∞)
• [-π/2, π/2]
• [-1, 1]

Tags

CCSS.HSF-BF.B.4D