Trigonometry graph

Which function represents the graph?

• f(x) = 3 sin x
• f(x) = 3 cos x
• f(x) = sin ( ⅓ x)
• f(x) = sin (3 x)

Tags

CCSS.HSF-IF.C.7E

What is the domain and range of y=sinx?

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

Which equation?

• y= cos2x
• y= (1/2)cosx
• y= cos(1/2)x
• y= 2cosx

Tags

CCSS.HSF-IF.C.7E

What is the equation of the graph?

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

Tags

CCSS.HSF-IF.C.7E

Which is an equation of the cosine function with an amplitude of 2, period of Π, phase shift of Π/2?

• y= -2cos(x/2 - ∏/4)
• y= 2cos (x/2 + ∏)
• y= 2cos (2x-∏)
• y= -2cos(2x-∏/2)

Tags

CCSS.HSF-IF.C.7E

What is the equation below match the graph?

• -3 sin(4x)

• 3 cos (4x)

• 3 sin(1/4 x)

• 3 cos (1/4 x)