ISM Unit 10 Transformations of Sine, Cosine and Tangent

The __________ represents half the distance between the max and min of a sine or cosine graph. 

• Period
• Frequency
• Extreme Values
• Amplitude

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 the graph? 

• -2
• 2
• 4
• -4

What is the amplitude of this function?

• 2
• 2π
• -2
• 1

What does a negative A value cause?

• A negative amplitude
• A reflection across the Y axis
• No effect
• A reflection across X axis

What is the vertical shift for
y = 4cos(0.5x +pi) - 2?

• up 2
• left 2
• right 2
• down 2

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 = -2 cos x - 3
• y = 3 cos x - 2
• y = -7 cos x - 3
• y = -3 cos x - 4 

Describe the shift: cos(x-(π/4))

• Up π

• Down (π/4)

• Left (π/4)

• Right (π/4)