Applying and analysing trigonometric functions

What is the range of the function y = 2sin(1/3x - π/2) + 3?

• [1, -8]

• [-8, -2]

• [1, 5]

• [-8, 5]

What is the period of the equation shown?

• 8π

• 4π

• π / 4

• π / 2

What is the period of

 $y=-3\sin\left(x\right)$  ?

• π

• 2π

• 3π

• 4π

What is the period of 
y = (x /4 + 5pi/3) + 1
in radians?

• 2pi
• 4pi
• 8pi
• pi

What is the frequency of

y= 4 cos (5x)

• 2π/5

• π

• 5

• 5π

What is the period?

y = 3sin(4x) + 8

• π/2

• π/4

• 4π

• 2π

If cot(x) =0.3, what is cot (-x)?

• -0.5

• -0.3

• +0.3

• - (0.3)

The period of a sine or cosine graph can be found by ....

• It's always 2π

• 
  

  $\frac{2\pi}{b}$

• $b\cdot2\pi$

• 2π+b

What is the period of the cosine function y = cos(2x)?

• π/2

• π

• 3π

• 2π

Find sin(-240°)

• (√3)/2)

• (-1/2)

• (√2/2)

• (1/2)