Questions and answers by

jim

Questions (843)

Express in simplest form: x2+8x−48x2−144 ÷(4−x) (1 point)Responses −(x+4)(x−4)(x+12) the fraction with numerator
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Multiplication & Division of Rational Expressions Quick Check2 of 52 of 5 Items Question Write the polynomial expression in
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Multiply the rational expression and write the product in simplest form: x2+2x−3x2+3x−4⋅x2+6x+8x2−9 .(1 point)Responses
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Express in simplest form: 36x−216x2−36 .(1 point)Responses 36x−6 Start Fraction 36 over x minus 6 End Fraction 36x+6 Start
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Melany was asked to create an equivalent form of the rational expression −3x2−15x−18x+3 . Which of the following is a
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Marissa was asked to create an equivalent form of the rational expression 27h8−18h5+12h3h . Which of the following is a
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Which of the following is a rational expression whose domain has a restriction of x≠−1 ?(1 point)Responses x2+6x+56x+6 Start
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Gina is asked to identify a rational expression. Which of the following could she choose?(1 point)Responses x32+52x9 Start
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Francisco’s teacher asked him to describe the number of relative extrema a polynomial of degree five could have. Francisco
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Use x=1+r, where r is the interest rate paid each year. Write a model polynomial, C(x) , that represents the final amount of an
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Brandy is asked to sketch a graph of m(x)=(2x+5)(x−3)3(8x+1)5. How many turning points should her sketch include?(1 point)
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Which of the following most accurately identifies the types of extrema in the graph?(1 point) Responses There is one relative
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What is the degree of f(x)=7x(x−2)2(x+4)3?(1 point) Responses 7 7 3 3 6 6 5
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Factor the following high-degree polynomial completely.48x6−3x2 (1 point) Responses 3x2(4x2+1)(2x+1)(2x−1) 3 x squared left
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Janet is trying to solve an equation and gets stuck at x2(2x−1)+3x(2x−1)−4(2x−1)=0. Which of the following is a complete
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Which of the following is a factor of x3−5x2−2x+24, given that x−3 is one of the linear factors?(1 point) Responses x+2 x
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Tatiana was asked to construct a polynomial function with the following zeros and multiplicities. Which function should she
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Polynomial Functions & Graphs Unit Test1 of 161 of 16 Items Question Decompose the polynomial into linear factors
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Which of the following best describes the main political idea that shaped Japan in its medieval period?(1 point)Responses The
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Which of the following best shows the difference between Japanese and Western European feudalism?(1 point)Responses Military
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Which of the following best describes the role the warrior classes played in medieval Japan’s economy?(1 point)Responses
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Why is land scarcity important to Japan’s history?(1 point)Responses The Japanese always had to trade with other countries
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Japan Quick Check1 of 51 of 5 Items Question Which of the following describes geographical features of Japan that shaped the
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What is the difference between imperative and declarative languages?(1 point) Responses Imperative languages use binary;
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Which of these are third-generation languages?(1 point) Responses binary and hexadecimal binary and hexadecimal C++ and COBOL
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Which of these is the best analogy for a variable?(1 point) Responses a calculator a calculator a speaker a speaker a mailbox a
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Machine language and assembly language are examples of:(1 point) Responses natural language processing. natural language
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Which of these is an example of machine language?(1 point) Responses for x in range(5): for x in range(5): //this function
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Which generation of programming languages does NOT require the programmer to create a specific algorithm?(1 point) Responses
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SQL and SPSS are part of which generation of programming languages?(1 point) Responses first first second second third third
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What is a disadvantage of writing code in machine language?(1 point) Responses It is extremely difficult for humans to
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Sequence, selection, and iteration are part of:(1 point) Responses declarative languages. declarative languages. logic
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Python is considered to be part of which generation of programming languages?(1 point) Responses first, with some
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Which of these is most similar to a human language?(1 point) Responses binary binary machine language machine language assembly
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Which of these an example of assembly language?(1 point) Responses 0010 0011 0010 0011 for y in range(6): for y in range(6): 3
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Which of these is a disadvantage of using a functional language?(1 point) Responses Programs are hard to write. Programs are
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In the future, programming language are likely to include more:(1 point) Responses binary. binary. low-level functions.
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BASIC, C, Pascal, FORTRAN, COBOL, and ALGOL are all examples of programming languages that primarily use the (3 points)Responses
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Select each of the programming languages below that are declarative.(3 points)Responses SQL SQL CSS CSS HTML HTML JavaScript
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1.Python can be both procedural and object-oriented. Based on what you learned in the unit, do you think you were using Python
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(2x+1)is a factor of w(x), whose graph is shown. Is the multiplicity of (2x+1) even or odd? Option #1: even Option #2: odd (1
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Decompose the polynomial into linear factors (x2−7x+6)(x2+3x−18). (1 point)
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Based on the curve, fill in the following blanks for the linear factors :(𝒙 + )² (𝒙 - ) (𝒙 + )²
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Use synthetic division to decompose the following polynomial into two factors knowing that (x + 2) is a factor: 10x3+11x2-27x-18
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Fill in the rest of the table to describe the polynomial at it’s x-intercepts. x2(3x+6)3(2x-4)(x+15)4
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Factor the following polynomial AND find the zeros (show all work): x2-5x+6
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Which list correctly orders the states of matter from least to most kinetic energy?(1 point)Responses gas, liquid, solid gas,
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Which option defines kinetic energy?(1 point)Responses the energy required to change a gas into a liquid the energy required to
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In which example do the particles in water have the most kinetic energy?(1 point)Responses a glass of refrigerated water a glass
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When thermal energy is removed from particles, what action occurs?(1 point)Responses The particles’ kinetic energy decreases.
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How did gunpowder weapons affect Mehmed II’s efforts to take Constantinople in 1453?(1 point)Responses Mehmed II was the first
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Which statement summarizes the significance of the fall of Constantinople in 1453?(1 point)Responses Mehmed II lost respect from
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Which statement best describes an economic development in Islamic history during the later Middle Ages?(1 point)Responses The
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Which statement best analyzes the economic impact of Muslim trade on Europe?(1 point)Responses European nations exported silk
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If you drew a map of the Silk Road, you would want to include which of the following features?(1 point)Responses Cape of Good
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How did Kavad II of the Sasanian Empire die?(1 point)Responses war war plague plague coup coup fratricide
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Compare the reactions of the Byzantine and Sasanian Empires to Islamic conquest.(1 point)Responses The Sasanians stayed strong,
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Which analysis of the Umayyad dynasty is accurate?(1 point)Responses The Umayyad dynasty enforced a strict Arabization policy
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Describe a caliphate.(1 point)Responses a religious doctrine that guides a military conquest a religious doctrine that guides a
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Cooperation and Conflict Quick Check1 of 51 of 5 Items Question What statement best describes the result of Islam spreading in
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Choose the statement that best summarizes the causes and effects of the expansion of the Umayyad Caliphate.(1 point)Responses
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The following charts identify the key people and events in the origins of Islam that led to the growth of the Islamic Empire. If
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Describe the role the Quran and Hadith had in the early rise and spread of Islam using their primary source of information.(1
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Use the primary source to answer the question.“There is no god but Allah, and Muhammad is the Messenger of God” (the Quran,
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Rise of Islam Quick Check1 of 51 of 5 Items Question Summarize how the development of Islam became Islamdom.(1 point) Responses
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What lessons can we learnfrom the fall of the Byzantine Empire?
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The Battle of ManzikertType your answer here Why do some historians feel this is the most important cause? Fact 1 Fact 2
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The periodic table is arranged by various patterns. Describe the pattern regarding charges of ions formed across a row? In three
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Which structure defines the hydroxyl functional group?(1 point)Responses SH SH CH3 CH 3 NH2 NH 2 OH
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A wire has a copper core and plastic covering on the outside. Which describes the properties of the two materials that best
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How many electrons can carbon accept from other atoms while bonding? (1 point)Responses two two eight eight four four six
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What type of bonds are present in the compound carbon tetrachloride ( CCl4)? (1 point) Responses Ionic bonds because chlorine
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Group 2 elements have two valence electrons. Which kind of bond will they most likely form, and why?(1 point)Responses An ionic
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Why are the noble gases the least reactive elements? (1 point)Responses They are the most electronegative elements. They are the
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Which statement correctly compares the valence electrons for atoms of francium (Fr) and barium (Ba)?(1 point) Responses Barium
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Which statement best explains why hydrogen’s atomic number is equal to its mass?(1 point)Responses Hydrogen only has one
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Use the periodic table to answer the question.An illustration shows the periodic table of elements. The elements in the periodic
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Which statement about metals and nonmetals is correct?(1 point)Responses Metals and nonmetals can both be found in any column of
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An illustration shows the periodic table of elements. The elements in the periodic table are arranged in groups (columns
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Which statement about metals and nonmetals is correct?(1 point)Responses Metals and nonmetals can both be found in any column of
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QuestionYou plan to pass alpha particles through a field that contains a consistent type of particle. Which configuration will
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Which incorrect aspect of Rutherford’s model was fixed by Bohr’s model?(1 point)Responses Positively charged nuclei repel
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On which atomic property proposed by Henry Moseley is the current periodic table of the elements based?(1 point)Responses
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If only an element’s atomic number and weight are provided, what other atomic information can be determined for a neutral
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The use of synthetic materials is a complex topic with both significant advantages and notable disadvantages. When weighing
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Brayton wants to invest his high school earnings for the next 7 years. He deposits $1,500 into an investment account at the
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The equation V=43πr3 represents the relationship between the volume of a sphere and its radius. What does the end behavior tell
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The equation A(w)=w2+5w represents the relationship between the area in square unitsand the width of a rectangle whose length is
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User x=1+r , where r is the interest rate paid each year. Write a model polynomial, C(x) . Represent the final amount of a
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A ball is thrown directly upward from the ground with an initial velocity of 4.8 ft./sec. Represent the height of the ball from
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For the past 3 years, Kaira has deposited $600 at the beginning of each year into an investment account with an interest rate of
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The area of a rectangle whose width is 3 less than half its length can be found by the polynomial A(l)=12l2−3l. Which of the
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What are characteristics of a strong concluding statement?Select the two correct answers.(1 point) Responses refers back to key
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Use the excerpt from Diet for a Changing Climate by Christy Mihaly and Sue Heavenrich to answer the question.Which choice
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What is a thesis statement?(1 point)Responses the final sentence of an informative or explanatory text the final sentence of an
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Use the excerpt from “In 1850, Ignaz Semmelweis saved lives with three words: wash your hands” to answer the question. The
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Informational Text Conclusions Quick Check1 of 51 of 5 Items Feature "Ignaz Semmelweis Saved Lives: Wash Your Hands" by Dr.
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1) What are the three subatomic particles, and where are they located in an atom?Answer: 2) Which subatomic particles are used
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Format and Style Quick Check1 of 51 of 5 Items Question Drag each item to the correct location to show whether it describes a
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Drag each item to the correct location to show whether it describes a subheading or a heading.(2 points)Put responses in the
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