Alg2_Sinusoidal Graphs

Sine or Cosine?

• y=sinx
• y=cosx

Sine or Cosine?

• y=sinx
• y=cosx

What is the equation of the graph?

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

What is the equation of graph? 

• y = sin 5x
• y =  cos 5x
• y = 5 sin x
• y = 5 cos x 

What is the period of y=4cos5x

• 2π/5
• π
• 5
• 5π

Which of these equations have an amplitude of 6?

• y=6sin(8x)
• y=sin6(x-1)
• y=sin1/6x
• y=sinx+6

Where does the graph of y = cos x begin?

• (0,0)
• (0,1)
• (0, Pi)
• (1, Pi)

Write the equation for a sine function with an amplitude of 6, a period of π/4, and no other transformations.

• y=6sin(8x)

• y=6sin8(x-1)

• y=6sin1/4x

• y=6sinx