Modeling with Rational Functions — Unit test Answers

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A similarity between the Battle of Midway and the Battle of the Coral Sea is that both

w
were good examples of the “island-hopping” strategy.
s
significantly reduced Japan’s naval strength.
w
were significant victories for the Allies.
w
were fought by warplanes from aircraft carriers.
423

Two cells in the same organism differ only in the number of chloroplasts they contain. The first cell has multiple chloroplasts, and the second cell has very few. What would most likely characterize these cells?

A
There would be no difference between the functioning of the cells because the chloroplasts are not essential cell structures.
B
The second cell would become larger because it would have fewer chloroplasts regulating its size and shape.
C
The second cell would shrink because it would not be able to store water and maintain cell shape.
D
The second cell would not be able to produce as much food because it could not capture very much sunlight.
424

One way to describe the subject of a sentence is to use a(n)

A
infinitive.
B
gerund.
C
article.
D
preposition.
426

What is the general equation of a sine function with an amplitude of 6, a period of , and a horizontal shift of ?

Question illustration
A
y = sine (8 (x minus StartFraction pi Over 2 EndFraction))
Option A
B
y = 8 sine (4 (x minus StartFraction pi Over 2 EndFraction))
Option B
C
y = 6 sine (8 (x minus StartFraction pi Over 2 EndFraction))
Option C
D
y = 6 sine (8 x) + StartFraction pi Over 2 EndFraction
Option D
427

Why were teacher training schools called “normal schools”?

A
because of their normal, or standard, students
B
because of their normal, or standard, curriculum
C
because of their normal, or standard, professors
D
because of their normal, or standard, textbooks
428

Which of the following statements best describes the action that ultimately ended public support for Senator McCarthy’s investigations?

A
McCarthy accused Eisenhower of being a communist.
B
McCarthy cast suspicion on the activities of the HUAC.
C
McCarthy claimed that there were communists in the US military.
D
McCarthy accused people in the film industry of being communists.
430

The chart shows the 112th U.S. Congress (2011–2012).

Question illustration
b
be able to pursue their legislative agenda.
l
lack sufficient votes to pass a law.
b
be force to agree with a different agenda.
a
acquire additional power to pass a law.
431

What occurred under the policy of perestroika? Check all that apply.Some private ownership of business was allowed.Government control of the economy was reduced.Some non-communist candidates were allowed.Democratic government was established.Totalitarianism remained as strong as ever.

A
Some private ownership of business was allowed.
B
Government control of the economy was reduced.
C
Some non-communist candidates were allowed.
D
Democratic government was established.
E
Totalitarianism remained as strong as ever.
432

What is the job outlook for a US postal worker?

T
The career is growing and will provide more opportunities over time.
T
The career is growing and will provide fewer opportunities over time.
T
The career is shrinking and will provide more opportunities over time.
T
The career is shrinking and will provide fewer opportunities over time.
433

Central idea: People in Utopia care about the common good.

A
Extra food and resources are given to poor communities.
B
More wrote Utopia to encourage more equality in society.
C
Slavery shows that not everyone in Utopia is treated equally.
D
Gold and silver chains are worn by enslaved people in Utopia.
436

Which pair of words shares the same word root?

A
capable, readable
B
rewritten, revision
C
barber, unbearable
D
inspect, spectacles
437

Which details give explicit examples of starvation during Elizabethan times? Select 5 options.

A
A miller’s daughter dies in her bed, weakened from lack of food.
B
A beggar boy from the Scottish Borders is found writhing in agony in the road and dies soon afterward “in great misery.”
C
Another “poor, hunger-starved beggar boy” is found in the street and carried into a house, where he dies.
D
A four-year-old local boy dies “for want of food and means,” as does his mother.
E
You hear the story of a man leaving his home and walking hundreds of miles in search of work or food and returning after a couple of months with sufficient money only to find that his wife and children have all since died.
F
Now you can see why so many people living in Kent in the 1590s walked there, as we have seen in Chapter Two.
438

Which behaviors are characteristics of an effective speaker? Check all that apply.establishing eye contactmaintaining a lounging posturereferring to multimedia visual aidsusing a suitable volume and pacedisplaying indifference about the topic

e
establishing eye contact
m
maintaining a lounging posture
r
referring to multimedia visual aids
u
using a suitable volume and pace
d
displaying indifference about the topic
439

Raj tried to solve the system below. Raj’s Work What error did Raj make?

Question illustration
R
Raj forgot to multiply the value of x by 9 when solving for the value of y.
R
Raj subtracted 120 from both sides when he solved for the value of x.
R
Raj forgot the negative sign when substituting –15 + 9x for y.
R
Raj found the value of –y instead of y.
440

Which statements describe the Middle Ages? Choose four answers.

A
It was a period of time between 500 and 1500 CE.
B
It was a period characterized by democratic rule.
C
Catholicism was the dominant religion in Europe.
D
The monarchy and the Church were very powerful.
E
A rising middle class was challenging class distinctions.

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