Sine Cosine Complements

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)

• A
• B
• C
• D

• A
• B
• C
• D

Sine or Cosine?

• y=sinx

• y=cosx

Sine or Cosine?

• y=sinx

• y=cosx

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

• Period

• Frequency

• Extreme Values

• Amplitude

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

• It's always 2π

• 2π/B

• B(2π)

• 2π+B

What is the amplitude of this function?

• 2

• 2π

• -2

• 1

What is the period?

• π/4

• π/2

• 3π/4

• π

Which equation?

• y= -cos(2x)

• y= cos(2x)

• y= (1/2)cosx

• y= (-1/2)cosx