Math ALGEBRA

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Identify the amplitude and period of this function: y = 5 sin 2θ.

a.
b.
c.
d. 5,

Solvethisequationfor0≤θ≤ : sinθ– =0. a.

b. c. d.

UseeithertheLawofSinesortheLawofCosines. In Find RS.

1. 6.6 in.
2. 10.4 in.
3. 12.2 in.
4. 29.5 in.

Write this measure in degrees: −2 radians.

1. −90°
2. −360°
3. −720°
4. −180°

2, 2, 5,

____ 2.

____ 3.

____ 4.

,m =78°,m =39°,andTS=19in.

____ 5.

Identify the graph of this function from 0 to 2 : y = 2 cos x. a.

b.

c.

d.

Find the measure of x to the nearest tenth.

1. 21.6°
2. 15.9°
3. 33.7°
4. 46.1°

____ 6.

____ 7.

Find the measure of x to the nearest tenth.

____ 8.

____ 9.

1. 29.5°
2. 38.5°
3. 112.4°
4. 54.4°

UseeithertheLawofSinesortheLawofCosines.In

1. 16.3 in.
2. 14.2 in.
3. 21.8 in.
4. 24.2 in.

Find the maximum value of this function:

1. −4
2. 4
3. 2
4. −2

,m =54°,d=14in.,andf=20in.Finde.

____ 10.

____ 11.

Identify the amplitude and period of this function: y = 2 cos θ.

a. 2,8 b. 2,4 c. 4,4 d. 1,8

Find the value in radians of sin–1(–1.0).

1. no solution
2. −0.4794
3. −1.5708
4. −0.0500

____ 12.

Use the graph above to find the value of y = sin θ for the value 150°.

____ 13.

____ 14.

____ 15.

____ 16.

1. −1
2. −0.5
3. 0.5
4. 1