Learn How to Graph the Cosine Function with a Phase Shift

The video tutorial covers the identification of amplitude and phase shift in trigonometric functions, calculation of period and X scale, and graphing techniques with different starting points. It explains the characteristics of cosine graphs and explores domain, range, and patterns in trigonometric graphs. The tutorial emphasizes understanding and applying these concepts step by step.

What is the amplitude of the function described in the video?

• 1

• 2

• 4

• 3

How is the period of the function calculated?

• B / 2π

• B / π

• π / B

• 2π / B

What is the phase shift of the function?

• π / 3

• -π / 6

• -π / 3

• π / 6

What is the vertical translation of the function?

• Down 2

• Up 1

• Down 1

• Up 2

Where does the graph start according to the video?

• At π

• At zero

• At π / 6

• At -π / 3

What is the range of the cosine function described?

• -3 to 1

• -1 to 1

• 0 to 1

• -3 to -1

What is the period of the cosine function?

• π

• 2π

• 3π

• π / 2