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What is the amplitude of the function? y=-2cos(x+30°)+1
1
2
3
-1
What is the period of the function? y=-2cos(x+30°)+1
2π
π/2
π
π/6
What is the horizontal shift of the function? y=-2cos(x+30°)+1
30° to the right
360° to the left
60° to the left
30° to the left
What is the vertical shift of the function? y=-2cos(x+30°)+1
0 unit downward
1 unit downward
1 unit upward
2 units downward
What is the amplitude of the function? y=2cos(x)+3
What is the period of the function? y=2cos(x)+3
What is the horizontal shift of the function? y=2cos(x)+3
zero
What is the vertical shift of the function? y=2cos(x)+3
0 unit
3 units upward
2 units upward
In which quadrant does the terminal side of 1611 lie?
QI
QII
QIII
QIV
If sin θ = -4/5 and θ terminates on QIV, then cot θ is
-3/4
4/3
3/4
-4/3
Identify the quadrant in which angle θ lies if the value of sin θ <0 and cos θ >0
Express as a function of θ : tan(1620° - θ)
cotθ
-cotθ
-tanθ
tanθ
Express as a function of θ : sec(450° - θ)
-cscθ
cscθ
secθ
-secθ
identify the reference angle with respect to x-axis: tan(-510°)
tan30°
tan60°
cot30°
cot60°
Identify the reference angle with respect to x-axis: cos(870°)
cos60°
sin60°
sin30°
cos30°
Convert the following to radians: 20°
π/90
π/60
π/80
Convert the following to radians: -135°
-5π/6
-3π/4
-2π/7
-2π
Convert the following to radians: 1080°
3π/4
6π
5π/7
2π/5
Convert the following to radians: 30°30'
61π/360
54π/180
2π/360
45π/180
Convert the following to radians: 40°60'
89π/360
41π/180
12π/360
Convert the following to degrees: ° 9π/6
270°
180°
95°
60°
Convert the following to degrees: 4π/5
360°
144°
Convert the following to degrees: 10π/3
600°
Convert the following to degrees: 3π/4
135°
185°
65°
Convert the following to degrees: 2π
90°
Given the right triangle, A = 41° 12' 36" C = 90° b = 12.37 What is angle B?
36° 27' 15"
48° 27' 24"
50° 25' 10"
69° 34' 18"
Given the right triangle, A = 41° 12' 36" C = 90° b = 12.37 What is side a?
4.34
11.45
8.10
10.88
Given the right triangle, A = 41° 12' 36" C = 90° b = 12.37 What is side c?
16.47
12.16
17.89
Given the right triangle, a = 14.73 C = 90° b = 18.91 What is side c?
32.97
24.45
23.97
26.12
Given the right triangle, a = 14.73 C = 90° b = 18.91 What is angle A?
36/90
37.92
43.55
54.54
Given the right triangle, a = 14.73 C = 90° b = 18.91 What is angle B?
52.08
60.78
50.21