Sine Curve

What is the domain and range of y=sinx?

• D: (-∞, ∞)
  R: [-1, 1]
  

• D: (-∞, ∞)
  R: [-π, π]

• D: (∞, -∞)
  R: [-1, 1]
  

• D: (-∞, ∞)
  R: [-∞, ∞]
  

Calculate the period of the curve

• 2

• 0

Sine or Cosine?

• y=sinx

• y=cosx

What function is this?

• y=-sin(x)+0.5

• y=sin(x)+0.5

• y=sin(x)-0.5

• y=1.5sin(x)+0.5

f(x) = 3 sin x f(x) = 3 cos x f(x) = sin (3 x) f(x) = cos (3 x)

• f(x) = 3 sin x

• f(x) = 3 cos x

• f(x) = sin (3 x)

• f(x) = cos (3 x)

Which of the equations matches the graph shown.  

• y = 2sin(x)

• y = 2sin(2x)

• y = 2cos(x)

• y = 2cos(2x)

What function is this?

• y=-sin(x)

• y=sin(x)

• y=2sin(x)

• y=0.5sin(x)

Determine which graph the following statements are describing.

Groups:

(a) Graph A

,

(b) Graph B

• amplitude = 3

• midline y= -2

• amplitude = 1

• midline y= -3

What is the equation of the blue graph?

• y = 2sin x

• y = sin(2x)

• y = sin(x + 2)

• y = sin x - 2