Graphing Trig Functions

What is the equation of the graph?

•  y = 2 cos x

• y = sin x

• y = 2 sin x

• y = sin 2x 

What is the vertical shift for

y = 4 cos(x) - 2?

• up 2

• left 2

• right 2

• down 2

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 vertical shift? 

• Down 1

• Down 5

• Down 3

• Down 4

The following wave represents a sound recorded for 8s.  Which equation best represents this wave?

• S = 5sin(2x)

• S = sin(5x) 

• S = 5sin(180x)

• S = 180sin(5x)

What is the equation of the graph?

•  y = 2 cos x

• y = sin x

• y = 2 sin x

• y = sin 2x 

What is the maximum value of the wave y = 10sin(2x - 20) + 25?

• 10

• 20

• 35

• 30

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 amplitude of the graph?

• 1

• 3

• 6

• 9