Amplitude, Period, Phase Shift

What is the amplitude of the graph? 

• 1
• 3
• 6
• 9

what is the amplitude of y=3sin(7x)-2

• 7
• -2
• 3
• 6

What is the amplitude of the graph?

• 1

• 2

• 6

• 4

What is the period of this graph?

• 2π
• π/2
• π/4
• π

What is the period of y = 4Cos(2x)?

• 4π
• π
• 2π
• π/2

What is the period?

• 6

• 3π

• 6π

• 3

What is the period of y=4cos(5x)

• 2π/5
• 5π/2

• 5
• 5π

Which equation has an amplitude of 6 and a period of π/4?

What is the period of y = tan(x/2), shown in the graph?

• 2π

• π

• π/2

• There is no period.

What is the equation of graph? 

• y = sin 5x
• y =  cos 5x
• y = 5 sin x
• y = 5 cos x