Question Description
Check the attached document for all the questions.
Find the exact value of cos 480°. Use a double-angle identity.a. 1
b.
c. 0d. −1
Identify the amplitude and period of this function: y =
−
tan (2)x.
n is an integer,,2
none because no maximum or minimum value exist;none because no maximum or minimum value exist;
____ 3.
Find the measure of x to the nearest tenth.
- 36.5°
- 52.4°
- 91.1°
- 79.3°
Solvethisequationfor0≤θ≤:sinθ–=0.a.
b.c.d.
____ 4.
____ 5.
Find the exact sine value of −30°a.
b.c.d.
−−
____ 6.
Find the maximum value of this function:
a. 6b. 0c. 5d. 8
Find the exact value of cos 22.5° . Use a half-angle identity.a.
b.
c.d.
____ 7.
____ 8.
____ 9.
Identify the amplitude and period of this function: y = 3 cos θ.
- 2,3
- 6,2
- 3,
- 3,2
Name two different times when the hands of a clock show an angle of
- 1:00, 11:00
- 2:00, 10:00
- 3:00, 9:00
- 4:00, 8:00
radians.
−
____ 10.
Find the measure of x to the nearest tenth.
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