AM TRIGO EQUATIONS & TRIGO GRAPHS 02

Solve the equation

 $\sin x=0.5\$  for  $0^o\le x\le360^o.$  

•  $x=30^o$  

•  $x=30^o,150^o$  

•  $x=30^o,150^o,210^o,330^o$  

•  $x=210^o,330^o$  

 $\cos60^o\ \$  is equivalent to 

•  $\cos120^o$  

•  $\cos240^o$  

•  $\cos300^o$  

• I am not sure

 $45\$  degrees is equivalent to 

•  $\pi\ radians$  

•  $\frac{\pi}{2}\ \ radians$  

•  $\frac{\pi}{4}\ radians$  

•  $\frac{\pi}{3}\ radians$  

State the equation of the following graph

• $y=3\sin2x+3$

• $y=3\cos2x+4$

• $y=3\sin2x+4$

• $y=4\sin2x+3$

State the equation of the following graph.

• $y=\cos x-3$

• $y=\cos2x-4$

• $y=-\cos2x-4$

• $y=\sin2x-4$

The y-intercept of

 $y=5\sin2x+1$  is

• 5

• 0

• 1

• 6

The y-intercept of

 $y=5\cos2x+1\$  is

• 1

• 5

• 6

• 0

The maximum value of the graph

 $y=7\sin x+3\$  is

• 3

• 7

• 10

• 0

The minimum value of the trigo graph

 $y=2\cos x-3\$  is

• 2

•  $-3$  

•  $-5$  

• 0

The maximum value of a trigo graph is 8 and its minimum value 4. Which of the following is a possible trigo graph that fits the conditions?

• $y=2\sin x+4$

• $y=2\sin x+6$

• $y=4\sin x+6$

• $y=6\sin x+8$