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Questions and answers by
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Questions (251)
How many real-number solutions does the equation have?
0 equals negative 5 x squared plus 8x minus 7 A. one solution B. two
2 answers
179 views
Since opening night, attendance at Play A has increased steadily, while attendance at Play B first rose and then fell. Equations
2 answers
94 views
What are the solutions to the system?
y = x2 – 6x + 7 y = –x + 13 A. (–1, 14) and (6, 7) B. (–1, 7) and (6, 14) C. (–1,
6 answers
65 views
What is the simpler form of the following expression?
(6x3 – 1x2 + 1) ÷ (2x + 1) A. –3x2 + 2x – 1 B. 3x2 – 2x + 1 C.
2 answers
110 views
The time t required to drive a certain distance varies inversely with the speed r. If it takes 4 hours to drive the distance at
4 answers
113 views
The number of hours a group of contestants spends preparing for a quiz show are listed below. What is the frequency table that
2 answers
97 views
What are the minimum, first quartile, median, third quartile, and maximum of the data set?
18, 20, 11, 10, 8, 6, 12, 4 A. minimum
2 answers
92 views
Simplify.
negative 3xy4 times negative 4 A. negative 81x to the fourth y to the sixteenth B. negative 81 over x4y16 C. negative 1
2 answers
113 views
What is the simplified form of the expression?
3y–5 • 2y2 A. 6y–3 B. 6y–10 C. 5y–10 D. 5y–3
4 answers
57 views
What is the degree of the monomial?
6x5 A. 6 B. 30 C. 5 D. 11
2 answers
114 views
What is the factored form of the expression?
t2 – 25 A. (t + 5)(t + 5) B. (t – 5)(t + 5) C. (t – 5)(t – 5) D. (t –
4 answers
49 views
Solve the equation by completing the square. Round to the nearest hundredth if necessary.
x2 – 6x = 7 A. x = 7, 1 B. x = –7,
2 answers
118 views
Simplify the radical expression by rationalizing the denominator.
3 over square root 15 A. square root 45 over 15 B. square root
2 answers
133 views
Simplify the rational expression. State any excluded values.
3x minus 12 over x minus 4 A. x B. 3; where x ≠ 4 C. 3; where x
2 answers
86 views
Divide.
(10x2 – 13x + 12) ÷ (5x + 1) A. 2x minus 3 plus 15 over 5x plus 1 B. 2x minus 5 plus 6 over 5x plus 1 C. 2x minus 3
2 answers
78 views
Suppose that y varies inversely with x, and y = 2 when x = 6. What is an equation for the inverse variation?
A. x = y over four
2 answers
134 views
The box-and-whisker plot shows the average temperatures in Orlando, Florida in January.
box whisker plot Which statement about
2 answers
139 views
How does the United Nations shape global affairs?
A. by using its power to control the actions of nations B. by writing all
2 answers
184 views
Which of the following best describes the purpose of the U.S. Constitution?
A. It restricts the rights of citizens. B. It
2 answers
109 views
Which sentence best contrasts limited and unlimited governments?
A. Laws restrict limited governments, but not unlimited
2 answers
221 views
In 2009, the U.S. Congress passed a law that made it legal for people to file lawsuits about unequal pay at any time, no matter
2 answers
92 views
How did the origin of the United States as a set of isolated colonies affect the U.S. political identity?
A. It created a need
2 answers
140 views
Why are there usually fewer civic responsibilities in a country with an unlimited government?
A. Citizens are excluded from the
2 answers
125 views
Which word most closely means civility?
A. respect B. discipline C. patriotism D. liberty
2 answers
97 views
How do the federal system and the unitary system most differ?
A. The unitary system has many different levels of government, but
2 answers
292 views
What is the main job of the U.S. executive branch?
A. to enforce laws B. to interpret laws C. to repeal laws D. to make laws
2 answers
116 views
Which source is likely the most credible?(1 point)
Responses a decades-old article from an encyclopedia a decades-old article
5 answers
327 views
Which option is an example of paraphrasing done correctly?(1 point)
Responses By 1926, Goddard had constructed and successfully
3 answers
164 views
Use the sentences to answer the question.
Troy is learning about the environment for his school project. He finds a chart that
3 answers
342 views
Use the sentence to answer the question.
Spending more time outdoors could help young people to stay healthy—and less stressed.
2 answers
107 views
Think of a topic related to energy that you would like to research. In 3–5 sentences, describe how you would use search terms
2 answers
109 views
In 3–5 sentences, describe the process of conducting a research project. make the answer non-copyrightable
2 answers
87 views
In 3–5 sentences, define what a search term is and explain how to use search terms most effectively. make the answer
2 answers
74 views
In 3–5 sentences, identify at least three questions that should be asked to determine whether a source is credible. mkae the
4 answers
93 views
In 1–2 sentences, explain what plagiarism is and how to avoid plagiarism when using the information of others. make the answer
2 answers
266 views
Think of a topic related to energy that you would like to research. In 3–5 sentences, describe how you would use search terms
2 answers
113 views
Think of a topic related to energy that you would like to research. In 3–5 sentences, describe how you would use search terms
2 answers
92 views
In 3–5 sentences, identify at least three questions that should be asked to determine whether a source is credible. make the
4 answers
96 views
Plywood is made by gluing together thin layers of wood. Which term best describes plywood?(1 point)
Responses raw material raw
2 answers
161 views
Which term refers to the rate of electricity passing through a circuit?(1 point)
Responses electron electron voltage voltage
2 answers
122 views
An architect is designing an office building in an area that can experience earthquakes. Which component would it be most
2 answers
133 views
When would a transformation of chemical energy to electrical energy occur?(1 point)
Responses when there is chemical reaction
7 answers
129 views
Which statement is true about the two metals used in batteries?(1 point)
Responses The two metals have opposite charges. The two
2 answers
152 views
Which type of transportation system is best for moving a large amount and wide variety of goods?(1 point)
Responses air air
2 answers
128 views
Which mode of transportation is best for ensuring fastest delivery?(1 point)
Responses maritime maritime air air rail rail road
2 answers
130 views
The gas pedal belongs to which subsystem of an automobile?(1 point)
Responses transmission transmission control control
2 answers
148 views
Why are metals used within most electronic devices and wires? In three to five sentences, apply your knowledge of conductivity
2 answers
94 views
In three to five sentences, identify two components of the control subsystem of a vehicle, and use them to explain why driving
2 answers
114 views
Which court would be the first to decide on cases of treason against the United States?
A. state trial court B. state supreme
2 answers
161 views
Answer the question with a complete sentence. Write your answer in Spanish.
¿Dónde duermes? make the answer non-copyrightable
2 answers
103 views
What kinds of professional support and resources are available to Hispanics and Latinos entering the technology fields at places
4 answers
118 views
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