Applying and analysing trigonometric functions

If no dilations exist, what is the normal period of a sine or cosine function?

• 1/2π

• 2π

• π

• π/2

The Amplitude is always a positive number.

• TRUE

• FALSE

• 10π
• 10

What is the period in the function
-3 sin (2(x – 40°)) + 7
?

• 720°
• 360°
• 180°
• 120°

What is the period of this function?

• 4π
• 2π
• π
• ½

• 3

• 5

• 2

• 180

How many cycles are completed in 1 unit interval.

• Period

• Frequency

• Axis of Oscillation

• Amplitude

What is the period of the graphed function?

• 180
• 120
• 240
• 210

What is the period of this graph?

• 4
• 8
• 3
• 6