Write this measure in degrees: −4 −720°

How many cycles does the sine function, = 3 sin θ, have in the interval from 0 to 2
a. 1 b. 2 c. 3 d. 4
Find the measure of the angle in standard position.

  1. 115°
  2. −155°
  3. 245°
  4. −245°

Identify the amplitude and period of this function: = 5 sin 2θ.
?
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page1image1815264
____ 3.
page1image1815712
a.
b.
c.
d. 5,
Describe the phase shift and determine the value of “h” in the translation; = cos (
2, 2, 5,
page1image1789728
page1image1768672
page1image1788832
page1image1789056
____ 4.
d.
).
a.
b. c.
units to the left; = − 1unittotheleft;h=−1
units to the right; = units to the right; =
page1image1815936
page1image1815488
page1image1816384
page1image1816160
page1image1817056
page1image1783008
____ 5.
Write this measure in degrees: 5 page2image1813248radians.
page2image1813024
____ 6.
____ 7.
____ 8.

  1. 36°
  2. 900°
  3. 1800°
  4. 180°

Write this measure in degrees:

  1. 157.5°
  2. 315°
  3. 205.7°
  4. 70°

radians.
UseeithertheLawofSinesortheLawofCosines. In page2image1813696,d=15in.,e=18in.,andf=10in.Find.
page2image1813472
a. b. c. d.
111.7° 56.3° 89.8° 24.5°
Find the exact sine value of −30° a.
b. c. d.
page2image1813920
page2image1814144
page2image1814368
− −
page2image1814592
____ 9.
Find the period of this function:
a. 2 b. 4 c. 6 d. 8
The period of a periodic function is 2.5 s. How many cycles does it go through in 20 s?
page2image1826688
____ 10.
page2image1825792
a.

  1. 2 cycles
  2. 50 cycles
  3. 8 cycles

cycle
____ 11.
Verify this identity: sin θ csc θ = 1.
page3image1817504
____ 12.
____ 13.
Describe the translation in = cos (– 3) + 2.

  1. left 3 units; up 2 units
  2. right 3 units; down 2 units
  3. left 3 units; down 2 units
  4. right 3 units; up 2 units

Identify the graph of this function from 0 to 2 a.
b.
c.
d.
= 2 cos x.
a.
b.
c.
d. 0=0
cos θ • = 1 •=1
page3image1817056
page3image1817728
page3image1817280
sin θ • = 1
page3image1817952
page3image1818176
page3image1818400
page3image1818624
page3image1818848
____ 14.
____ 15.
____ 16.
____ 17.

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Author Since: November 30, 2020

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