7.5 Graph of Cosine Self Assessment

Sine or Cosine?

• y=sinx
• y=cosx

Tags

CCSS.HSF-IF.C.7E

What is the domain and range of y=cosx?

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

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

• Period
• Frequency
• Extreme Values
• Amplitude

Tags

CCSS.HSF-IF.C.7E

What is the amplitude of this function?

• 2
• 2π
• -2
• 1

Tags

CCSS.HSF-IF.C.7E

What is the amplitude of y=-4cos5x

• 2π/5
• 4

• -4

• 5

Tags

CCSS.HSF-IF.C.7E

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

Tags

CCSS.HSF.TF.A.4

What is the period of this cosine graph?

• π/4
• π/2
• 3π/4
• π

Tags

CCSS.HSF-IF.C.7E

The period of a sine or cosine graph can be found by ....

• It's always 2π
• 2π/B
• B(2π)
• 2π+B

Tags

CCSS.HSF-IF.C.7E

What is the period of y=4cos5x

• 2π/5
• π
• 5
• 5π

Tags

CCSS.HSF.TF.A.4

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

Tags

CCSS.HSF-IF.C.7E