Characteristics of trig functions

what is the amplitude of y=3sin(7x)-2

• 7
• -2
• 3
• 6

what is the period of y=cos(3x-π)-5

• π/3
• π/6
• 2π/3
• 2π/6

what is the sinusoidal axis for y=2cos(1/3x + π/6) +2

• 1/3

• -2

• +2

• 4

what is the amplitude of the graph shown

• 1
• 2
• 3
• 4

Which function represents the graph?

• f(x) = 3 sin x
• f(x) = 3 cos x
• f(x) = sin ( ⅓ x)
• f(x) = sin (3 x)

What does C do in the function
A sin B(x – C) + D
?

• Changes the amplitude
• Changes the period
• Changes the vertical position of the 'waves'
• Changes the horizontal position of the 'waves'

Which of
A sin B(x – C) + D
affects the period?

• A
• B
• C
• D

What is the horizontal shift?
y=-2sin(x-π)

• π left
• π right
• none
• 2π right

what is the period of y= -3sinx

• π
• 2π
• 3π
• 4π

What does D do in the function

A sin B(x – C) + D?

• Changes the amplitude

• Changes the period

• Changes the vertical position of the 'waves'

• Changes the horizontal position of the 'waves'