Sine & Cosine Graphs

Sine or Cosine?

• y=sinx

• y=cosx

Sine or Cosine?

• y=sinx

• y=cosx

What is the domain and range of y=sinx?

• D: (-∞, ∞)
  R: [-1, 1]
  

• D: (-∞, ∞)
  R: [-π, π]

• D: (∞, -∞)
  R: [-1, 1]
  

• D: (-∞, ∞)
  R: [-∞, ∞]
  

What is the equation of the graph?

•  y = 2 cos x

• y = sin x

• y = 2 sin x

• y = sin 2x 

What is the equation of graph? 

• y = sin 5x

• y =  cos 5x

• y = 5 sin x

• y = 5 cos x 

What is the amplitude of the graph? 

• -2

• 2

• 4

• -4

What is the amplitude of this function?

• 2

• 2π

• -2

• 1

What is the period?

• π/4

• π/2

• 3π/4

• π

What is the equation of the blue graph?

• y = 2sin x

• y = sin(2x)

• y = sin(x + 2)

• y = sin x - 2

Which equation?

• y= -cos(2x)

• y= cos(2x)

• y= (1/2)cosx

• y= (-1/2)cosx