Graphing trigonometric functions

• undefined units left

What is the equation of the graph?

• y = sin x

• y = - sin x

• y = cos x

• y = - cos x

What is the equation of the graph shown?

Write the cosine equation given the transformations:
VT 7      HT  $\frac{\pi}{2}$       Period  $6\pi$  

•  $y=\cos\frac{1}{3}\left(x-\frac{\pi}{2}\ \right)-7$  

•  $y=\cos\frac{1}{3}\left(x-\frac{\pi}{2}\right)+7$  

•  $y=\cos6\pi\left(x+\frac{\pi}{2}\right)+7$  

•  $y=7\cos3\left(x-\frac{\pi}{2}\right)$  

What is the amplitude of the graph? 

• 1
• 3
• 6
• 9

Which value represents a vertical shift in the following function y=AsinB(x - C) + D?

• A

• B

• C

• D

What is the equation of the graph above?

• $y=-2\cos\left(\frac{π}{3}x\right)$

• $y=-2\cos\left(\frac{π}{6}x\right)$

• $y=-2\cos\left(12x\right)$

• $y=-2\cos\left(6x\right)$

• $y=-2\cos\left(\frac{1}{3}x\right)$

What is the amplitude of

y = -3sin (7x) -2

Mathematical Equivalence

ON

• A
• B
• C
• D