Trig Graphs Test Review Alg 2

Sine or Cosine?

• y=sinx
• y=cosx

What is the period?

• π/4

• π/2

• 2π/3

• π

What is the period?

• 4π
• 2π
• π
• 8π

Which equation?

• y= sin(1/3x)
• y= (1/3)sinx
• y= 3sinx
• y= sin(3x)

Which equation?

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

This is the graph of ...

• y = -(1/2)sinx
• y = (1/2)sinx
• y = (1/2)cosx
• y = -(1/2)cosx

This is the graph of...

• y = 2cos(5x)
• y = 2sin(5x)
• y = 5cos(2x)
• y = 5sin(2x)

What is the midline for
y=2cos(1/3x +π/6) +2

• 1/3
• -2
• +2
• 4

Which could be the graph of y = 10 + 4 cos 20x?

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Which equation is the graph of y = 20 + 6 sin 9x ?

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