1. The amplitude of the graph of the equation, y = 3 sin(x/4) is?
-
1/4
1/3
3
-3
None of the Above
2. The period of the curve, y = 2 sin(4x) is?
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2Π
Π
Π/4
Π/2
None of the Above
3. What is the degree measure of the angle 7π/6 radians?
-
150°
210°
300°
240°
None of the Above
4. The trigonometric expression, sin80° cos50° - cos80° sin50° is also equal to which of the following?
-
sin30°
cos130°
sin130°
cos30°
None of the Above
5. In the fourth quadrant, which among the following trigonometric functions is positive?
-
sin⊖
sec⊖
cot⊖
cosec⊖
None of the Above
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