Cosine.Sine Graphs

Sine or Cosine?

• y=sinx
• y=cosx

Sine or Cosine?

• y=sinx
• y=cosx

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 this function?

• 2
• 2π
• -2
• 1

What is the period?

• π/4

• π/3

• 2π/3

• π

What is the period of y=4cos5x

• 2π/5
• π
• 5
• 5π

What is the equation of the graph shown?

• y=1/2cos2x
• y=1/2sin4x
• y=1/2cos4x
• y=4cos1/2x