The graph of

 $y=2\sin3x+1\$   has a period of 

• 2

• 3

•  $360^o$  

•  $120^o$  

State the amplitude of the following trigo graph

 $y=5\cos x-2$  

•  $-2$  

• 1

• 5

•  $360^o$  

The graph of

 $y=-2\sin x$  is a reflection of the graph of  $y=2\sin x$  

• in the y-axis

• in the x-axis

 $y=7\cos\left(\frac{x}{2}\right)+2$  

The maximum value of the graph is

• 7

• 5.5

• 9

• 2

State the equation of the trigo graph.

• $y=2\sin3x-3$

• $y=2\cos x-3$

• $y=2\sin x-3$

• $y=3\sin x-2$

State the equation of the given trigo graph

• $y=3\cos2x+1$

• $y=2\cos3x+1$

• $y=-3\cos2x+1$

• $y=3\cos x$

State the equation of the given graph.

• $y=\cos\left(\frac{x}{2}\right)+1$

• $y=4\sin\left(\frac{x}{2}\right)+1$

• $y=4\cos\left(\frac{x}{2}\right)+1$

• $y=4\sin\left(\frac{x}{2}\right)+1$

State the equation of the given graph

• $y=3\sin3x$

• $y=5\sin3x$

• $y=5\sin\left(\frac{x}{3}\right)$

• $y=5\cos\left(\frac{x}{3}\right)$

 $y=3\sin x-2$  

The y-intercept of the given trigo graph is

• 3

• 1

•  $-2$  

• 0

 $y=3\cos x-2$  

The y-intercept of trigo graph is

• 3

• 1

•  $-2$  

• 0