Graphing Trig Function

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 equation of the graph?

• y = -2 cos x - 3

• y = 3 cos x - 2

• y = -7 cos x - 3

• y = -3 cos x - 4

What is the equation of graph? 

• y = sin 5x

• y =  cos 5x

• y = 5 sin x

• y = 5 cos x 

What is the equation of this graph?

• y=cos2x

• y=2sin2x

• y=2cos2x

• y=2sinx

What is the vertical shift?

• Down 1

• Down 5

• Down 3

• Down 4

Write an equation for the cosine function with amplitude 3, period 2pi, phase shift of pi, and vertical shift of 5.

• y = 5cos(x - pi) + 3

• y = 3cos(x - pi) + 5

• y = 3cos(2x - pi) + 5

• y = 5cos(2x - pi) + 3

What is the equation of the graph shown?

• y = -sinθ -1

• y = -sinθ/2 -1

• y = -2sin2θ + 1

• y = sinθ/2 + 1

•  $\frac{\pi}{6}$  units left