Sine Cos and Tan Graphs

Which of the following is the correct cosine equation for the given graph?

• y = - 6 cos x - 1

• y = 3 cos x - 4

• y = -7 cos x

• y = -3 cos x - 4

Which parent functions include the point (0, 0)?

• sine and cosecant

• cosine and secant

• cosine, secant, and cotangent

• sine and tangent

What is the equation of graph? 

• y = sin 5x

• y =  cos 5x

• y = 5 sin x

• y = 5 cos x 

Which parent functions have a period of 2\pi?

• y=sinx

• y=cosx

• y=tanx

• y=cotx

• y=secx

What is the period of y=4cos5x

• 2π/5

• π

• 5

• 5π

What is the amplitude of the graph? 

• 1

• 3

• 6

• 9

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)

• f(x) = sin (1/3x)
• f(x) = sin (3x)
• f(x) = 3 cos x
• f(x) = 3 sin x

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

• Period

• Frequency

• Extreme Values

• Amplitude

What is the period of this equation?
y = -5sin(3x)

• -5

• 2pi/3

• 2pi/5

• 3