Modeling with Rational Functions — Unit test Answers

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Which point does the graph of the parent function pass through?

Question illustration
A
(StartFraction square root of 3 over 3 EndFraction ,StartFraction pi over 3 EndFraction)
Option A
B
(StartFraction pi over 3 EndFraction , StartFraction square root of 3 over 3 EndFraction )
Option B
C
(StartFraction pi over 3 EndFraction , square root of 3)
Option C
D
( square root of 3 , StartFraction pi over 3 EndFraction)
Option D
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most

h
helping the Soviet Union fight off communism.
s
sending US military aid to all countries in need.
h
halting the spread of communism throughout the world.
l
letting communism spread in Europe, but nowhere else.
364

Where is the option to set Conditional Formatting rules found?

A
Insert tab in the Formatting group
B
Page Layout tab in the Styles group
C
Home tab in the Styles group
D
Formulas tab in the Formatting group
365

The poster shows a flu vaccine campaign from the Centers for Disease Control.

Question illustration
A
to inform parents that their children need to be vaccinated against the flu
B
to encourage people to get vaccinated to protect the more vulnerable
C
to encourage men to get the flu vaccine to protect babies
D
to provide detailed evidence about the dangers of contracting the flu
366

Read the statement from Leonid Brezhnev.Each Communist Party is responsible not only to its own people, but also to all the socialist countries, to the entire Communist movement.

A
to give economic aid to non-communist nations around the world
B
to intervene, if necessary, in support of other communist governments
C
to support a policy of détente, meaning that it will withdraw from the arms race
D
to ensure that all the countries of the world have communist governments
368

Beginning in 2001, one of the goals of the war in Afghanistan was to

A
use force to seize oil supplies.
B
contain the spread of communism.
C
weaken the threat posed by al-Qaeda.
D
remove Saddam Hussein from power.
369

What were the financial effects of the September 11th attacks?

A
The attacks caused a panic in the stock market, and stock prices fell.
B
The attacks helped lift the nation out of a recession, and stock prices rose.
C
The attacks led to a rise in stocks as consumers supported the economy.
D
The attacks had little effect on the stock market or the US economy.
371

A chronological text structure presents events

A
from least important to most important.
B
in a random, unorganized way.
C
in the order in which they occur.
D
from most important to least important.
373

Based on the Declaration of Independence, which statement best describes the founding fathers’ view on the role of government?

A
All forms of government are oppressive and limit people’s rights.
B
Government is necessary in any society to protect the rights of the citizens.
C
A government should never be led by a king or a royal family.
D
A government must be disbanded if it does not reflect the will of all its citizens.
374

What should a writer consider when anticipating the needs and prior knowledge of the audience?

A
if adding more cited evidence is needed to support ideas
B
if the content in each paragraph is logically organized
C
if adding multimedia would improve comprehension
D
if the research questions will yield usable information
376

Look at the table below showing an example of a checkbook ledger.

Question illustration
A
Adrienne forgot to include the $2.00 ATM transaction fee.
B
Adrienne did not use $320.00 as her starting balance.
C
Adrienne deducted $23.50 from her balance instead of $32.50.
D
Adrienne did not enter her ATM withdrawal correctly.
377

Which statements about the cylinder are true? Select two options.

A
The radius of the cylinder is 2x units.
B
The area of the cylinder’s base is πx2 square units.
Option B
C
The area of the cylinder’s base is πx2 square units.
Option C
D
The height of the cylinder is 2x units.
E
The height of the cylinder is 4x units.
378

Function g(x) has a removable discontinuity at x = c, where g(c) is undefined. Which statement describes the one-sided limits at x = c?

A
Limit of g (x) D N E as x approaches c minus. Limit of g (x) D N E as x approaches c plus.
Option A
B
Limit of g (x) = a as x approaches c minus. Limit of g (x) = a as x approaches c plus. For some value of a.
Option B
C
Limit of g (x) D N E as x approaches c minus. Limit of g (x) = b as x approaches c plus. For some value of b.
Option C
D
Limit of g (x) = a as x approaches c minus. Limit of g (x) = b as x approaches c plus. For distinct value a and b.
Option D
380

The graph shows US trade with China from 1990 to 2018.

Question illustration
A
The United States has a trade surplus with China.
B
China’s economy is declining, which has harmed trade.
C
The United States has a trade deficit with China.
D
China’s economy is improving, which has helped trade.

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