Review Trig Functions

Sine or Cosine?

• y=sinx
• y=cosx

What is the amplitude of

y = -3sin (7x) -2

• 7

• -2

• 3

• -3

What is the period of either graph? 
y = sin(x)      &   y = cos (x)

• Pi
• 2Pi
• Pi/2
• Pi/4 

What is the period?

• 4π

• 2π

• π

• 8π

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 equation of the graph?

• y = -2 cos x - 3

• y = 3 cos x - 2

• y = -7 cos x - 3

• y = -3 cos x - 4

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 this graph?

• y=cos2x
• y=2sin2x
• y=2cos2x
• y=2sinx

What is the vertical shift?

• Down 1

• Down 5

• Down 3

• Down 4