Graphing and Writing Sinusoidal Functions

What is the amplitude of the graph?

• 3

• 2

• -3

• -2

How do we find the period of the sinusoidal function below?
f(x) = asin(kx)+d

Sine or Cosine?

• y=sinx

• y=cosx

What is the equation of graph? 

• y = sin 5x

• y =  cos 5x

• y = 5 sin x

• y = 5 cos x 

What is the equation of the blue graph?

• y = 2sin x

• y = sin(2x)

• y = sin(x + 2)

• y = sin x - 2

What is the equation of the graph?

• y = - 6 cos x - 1

• y = 3 cos x - 4

• y = -7 cos x 

• y = -3 cos x - 4 

What is the equation of the graph?

•  y = 2 cos x

• y = sin x

• y = 2 sin x

• y = sin 2x 

Which equation?

• y= -cos(2x)

• y= cos(2x)

• y= (1/2)cosx

• y= (-1/2)cosx

What is the equation of the graph?

What is the equation of graph? 

• y = sin 5x

• y =  cos 5x

• y = 5 sin x

• y = 5 cos x