Graphing Sine and Cosine

• A
• B
• C
• D

Find the period of y=2sin[1/4x-π/2]

• π/2

• 8π

• 4π

• π

Find the amplitude of y=-5cos1/2x+π

• 1

• -5

• 1/2

• 5

Find the phase shift of y=-4cos[1/4x+π/4]

• 2π units to the right

• π units to the right

• π units to the left

• 2π units to the left

Find the amplitude of y=-4cos[1/4x+π/4]

• 4

• -4

• 1

• -1

Find the period of y=-4cos[1/3x+π/4]

• 2π/3

• 3π

• 6π

• π/4

Find the period of y=cos[3x+π/2]

• 2π/3

• 6π

• 3π

• 4π/3

What is the equation of the graph?

• y = - 6 cos x - 1

• y = 3 cos x - 4

• y = -7 cos x

• y = -3 cos x - 4

Write an equation of a sine function with a period of π and amplitude of 7.

• y=7sin2πx
• y=7sinπx
• y=2sin7x
• y=7sin2x

The __________ represents half the distance between the max and min of a sine or cosine graph. 

• Period
• Frequency
• Extreme Values
• Amplitude