4.5 Q2 part 1 period amplitude

Which of these 2 represents the graph?

• y = sin(x)

• y = cos(x)

Given y = d + a sin(bx), the period is

• It's always 2π

What is the equation of the graph?

•  y = 2 cos x
• y = sin x
• y = 2 sin x
• y = sin 2x 

What is the domain and range of y= sin(x) or cos(x)?

• D: (-∞, ∞)
  R: [-1, 1]
  
• D: (-∞, ∞)
  R: [-π, π]
• D: (∞, -∞)
  R: [-1, 1]
  
• D: (-∞, ∞)
  R: [-∞, ∞]
  

The distance from the midline to the max or min of the function

• Amplitude

• Period

The period of a function is 

• how long one cycle is before the function repeats
• how high and low the function goes from the center line
• the range of the function

What is the amplitude of the graph? 

• 1
• 3
• 6
• 9

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

• 2π/5
• π
• 5
• 5π

What is the period of y= -3sin(x)?

• π
• 2π
• 3π
• 4π

What is the equation of the graph? 

• y = sin(5x)

• y =  cos(5x)

• y = 5 sin(x)
• y = 5 cos(x)