Questions and answers by

jim

Questions (843)

Which elements on the periodic table are the least reactive? (1 point)Responses the group with hydrogen at the top the group
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2. 25 views
Which element would have the lowest electronegativity? (1 point)Responses an element with a large number of valence electrons
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2. 27 views
Which steps should be completed during the prewriting process? Select the two correct answers.(1 point)Responses draft the
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2. 34 views
Topic: the events of the Spanish InquisitionWhich text structure is best suited to the topic? (1 point) Responses sequential
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Topic: pros and cons of renewable and nonrenewable resourcesWhich text structure is best suited to the topic? (1 point)
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2. 18 views
Which transitional phrase would most likely be used in an expository text with a cause-and-effect structure?(1 point)Responses
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Why would a writer use a chronological structure in an expository text?(1 point)Responses to explain how two related ideas are
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Which of these technologies was a cultural development in ancient Egypt?(1 point)Responses the arch bridge the arch bridge
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What event ended the Hellenistic period of Egypt?(1 point)Responses the occupation of Northern Egypt by the Neo-Assyrian Empire
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Which of the following most fully describes how art was used in river valley civilizations and classical civilizations?(1 point)
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Which of the following pairs of river valley civilization innovations most directly relates to textile production?(1 point)Respo
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Use the map to determine which of the following statements about Etruscan cities is true.(1 point) Responses Most Etruscan
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Which of the following does the tablet of the Code of Hammurabi provide an example of?(1 point)Responses clay pottery clay
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Which type of map would best show a researcher information about a country’s physical geography?(1 point)Responses a climate
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Which of the following names a technique a writer may use in an introduction to engage a reader in an explanatory text?(1 point)
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Use the introductory sections of essays to answer the question.Which statements are correct about both introductory sections?
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Use the statements to answer the question.Statement 1: For many new immigrants, arriving at Ellis Island was a hopeful but
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Use the statements to answer the question.Statement 1: For many new immigrants, arriving at Ellis Island was a hopeful but
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Which of the following best explains the meaning of thesis statement?(1 point)Responses a recap of information that appears at
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Use the passage “Pregnant Plesiosaur Fossil May Shed Light on Ancient Animal’s Behavior” to answer the question.Write
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In one or two sentences, describe how these details support a central idea of the text.(2 points
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Use the passage to answer the question.Which statement correctly paraphrases the information in the paragraph? (1 point)
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Read “Butterflies are disappearing in Ohio. Here’s what that means for insects everywhere” below to answer the question.Wh
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Use the excerpt from “Bias Won't Stop Young Scientist Studying Animals” to answer the question.How does the author use the
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Use the excerpt from “Meet the Deaf Poets Society, a Digital Journal for Writers with Disabilities” to answer the question.W
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2. 27 views
Which of these are the best places to find clues to the central idea of a passage?Select the two correct answers. (1 point)
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Drag and drop the words into the correct locations.(1 point)Put responses in the correct input to answer the question. Select a
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In 3–5 sentences, classify the word earth-shattering as denotative, connotative, or figurative, and then explain how context
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acerbic (ә-ser′-bik) adj. [Latin from acerbus, harsh or bitter of taste]sharply critical sarcastic in tone How does the
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Based on the context, which dictionary definition describes the meaning of dissolve?dissolve (də zolv’) v. absorbing of a
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Use the sentence to answer the question.The leader’s infectious laugh spreads good cheer throughout his team, creating a
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Use the sentence to answer the question.The forestry service’s plan to eradicate invasive wildlife involves first identifying
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Use the excerpt from the “How Nellie Bly went undercover to expose abuse of the mentally ill” article to answer the
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Find the zeros of g(x)=4x3+13x2−37x−10 , given its graph.(1 point) Responses x={−5,−14,2} x equals left brace negative 5
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Which of the following best describes how you can determine the x-intercepts of a polynomial function without graphing?(1 point)
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What are the additional linear factors of x3−6x2+11x−6 if x−3 is a factor? (1 point)Responses (x+2)(x−1) left
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Find the missing values in the factored form of q(x), given its graph. (1 point) q(x)= (x+4) (x+ )(x− )
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Find the missing values in the factored form of q(x), given its graph. (1 point)
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Find the zeros of the polynomial function j(x)=64x4+160x3+48x2−40x−16, given its graph. Enter the zeros in order from least
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How many x-intercepts does the function f(x)=3(2x−1)(x+2)(8x−5)2have when graphed? (1 point)
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Decompose the polynomial x3−2x2−5x+6into its linear factors, given that x−1 is a factor. (1 point)
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Write the product as linear factors: (x2−4)(x2−9).(1 point)
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In 1-2 sentences, explain why a Pythagorean triple cannot be created by using x=3and y=6 . (2 points)
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In 1–2 sentences, describe a scenario in which you might need to use the difference of two squares identityto find the product
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Explain which operation to use to solve the following problem. Then, solve the problem.The volume of a cylinder is represented
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1 Explain what Margaret Hamilton meant by the statement, “It’s like preventative healthcare, but preventative software.”Wh
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Which element does not have the same number of electrons in its outermost shell as the other elements in its group?(1 point)Resp
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Potassium’s atomic number is 19, and its atomic mass is approximately 39. How many neutrons does potassium have?(1 point)Respo
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Which of the following defines the atomic number of an atom?(1 point)Responses the number of electrons, protons, and neutrons
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Explain what Margaret Hamilton meant by the statement, “It’s like preventative healthcare, but preventative software.”What
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Use the polynomial identity (x2+y2)2=(x2−y2)2+(2xy)2to generate a Pythagorean triple when x equals 11 and y equals 4. Which of
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Which number is a prime in the form 2n−1?(1 point) Responses 31 31 51 51 113 113 83
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Write the product of 10.5 and 20.5 using the difference of two squares identity.(1 point)Responses (15.5−5)(25.5−5) left
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Which of the following polynomials can approximate the expression (4x3+5)(3x6−8x2)2x2+4x3+13using first and last terms only?(1
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Perform the operation(s) and simplify completely.8x3−12x2+18x−272x−3−x2+4x (1 point)
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Which synthetic division shows how to find the quotient?x5−4x3+2x+6÷x+2 (1 point)
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Using long division, determine which of the following polynomials divides evenly for a divisor of x+3.(1 point) Responses
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Find the product of (2q9+3q7)(−6q2+9).(1 point) Responses −12q11+27q7 negative 12 q superscript 11 baseline plus 27 q
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What is the product of the following two polynomials?(2x3+3x2)(4x4−5x3−6x2) (1 point) Responses 8x7+2x6−27x5−18x4 8 x
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2. 33 views
Which of the following sequences can be approximated by 4n3?(1 point) Responses There are four rows of numbers with horizontal
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The sum of a sequence of consecutive numbers from 1 to n is given by the formula n(n+1)2. Which level differences of this
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Which sequence has constant 2nd differences? (1 point)Responses {5,11.5,18.5,24.5} left brace 5 comma 11.5 comma 18.5 comma 24.5
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Polynomials Unit Test
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Mandy read the paragraph and looked up the word loquacious. She determined that it meant “talkative." Which phrases are
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Mandy read the paragraph and looked up the word loquacious. She determined that it meant “talkative." Which phrases are
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Studying Informational Text Online Practice 16 questions
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Which of the following is an advantage of the waterfall methodology?(1 point)Responses Major changes are not allowed to happen
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Once development has begun, which of the following correctly states the order of the software development life cycle (SDLC)?(1
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What is software?(1 point)Responses A softer version of hardware, such as a floppy disk. A softer version of hardware, such as a
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Use the image to answer the question.A rectangle has its length labeled x-squared plus 2 x plus 4 and its width labeled 5 x
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Divide (2x3+4x2+5x−6)÷(x+1)using synthetic division. Enter the missing term in the quotient. (1 point)
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How does the Coulomb force affect charge interactions?(1 point)Responses Like charges repel, and opposite charges attract. Like
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What is unique about how the periodic table of the elements is organized?(1 point)Responses Elements are grouped by multiples of
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Where do you find the atoms with the strongest metallic properties on the periodic table?(1 point)Responses the lower right the
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Which has a higher ionization energy: chlorine (Cl) or magnesium (Mg)? Why? Select the best answer.(1 point)Responses Mg; it
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Where do you find the atoms with the largest atomic radius on the periodic table?(1 point)Responses the bottom left corner the
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Where do you find the atoms with the largest atomic radius on the periodic table?(1 point)
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Select “Yes” or “No” to indicate whether the statement describes a paraphrase of a text.(2 points)Yes No includes the
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Select “Yes” or “No” to indicate whether the statement describes a paraphrase of a text.(2 points)
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How does a cause-and-effect text structure build ideas in a text?(1 point)Responses It describes the causes of something and the
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How does a cause-and-effect text structure build ideas in a text?(1 point)Responses It describes the causes of something and the
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2. 21 views
Which of the following bonds is the strongest?(1 point)Responses valence bonds valence bonds covalent bonds covalent bonds
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Which statement best describes the types of bonds shown in the diagram?A diagram, labeled ‘hydrogen chloride molecule,’
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What types of bonds are shown in this diagram?A diagram shows a number of structures that consist of two white balls connected
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In what type of bonds do atoms join together because their opposite charges attract each other?(1 point)Responses ionic bonds
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Find the quotient of the polynomials using synthetic division:(𝑥 3 − 9) ÷ (𝑥 − 3
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) Use long division to solve: (3𝑥3 + 5𝑥 2 − 2𝑥) ÷ (𝑥 + 2)
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Use distributive property to find the product of(2𝑥 2 + 3𝑥 + 2)(5𝑥 2 − 10𝑥 + 3)
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Use the excerpt from “Butterflies are disappearing in Ohio. Here’s what that means for insects everywhere” to answer the
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2. 16 views
Use the excerpt from “Butterflies are disappearing in Ohio. Here’s what that means for insects everywhere” to answer the
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2. 20 views
Use the excerpt from “Butterflies are disappearing in Ohio. Here’s what that means for insects everywhere” to answer the
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2. 35 views
Authors of informational text usually write to convey a central idea or a Response area about a specific topic. They then
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Drag and drop the words into the correct locations to complete the sentences.(1 point)
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Matilde wants to build a wooden planter in the shape of a right triangle for their garden. One side will be formed by an
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Use the polynomial identity (x2+y2)2=(x2−y2)2+(2xy)2 to generate a Pythagorean triple when x equals 7 and y equals 3. Which of
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Ogechi is trying to demonstrate that 7 is a Mersenne prime. Which of the following expressions should she use?(1 point)Responses
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Which of the following numbers is a prime in the form 2n−1 ?(1 point)Responses 127 127 33 33 15 15 63
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2. 31 views
Which of the following properly uses a polynomial identity to detect if 22k−1 is prime?(1 point)Responses
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Use the polynomial identity (x2+y2)2=(x2−y2)2+(2xy)2to generate a Pythagorean triple when x equals 7 and y equals 4. Write the
1. 1 answer
2. 61 views
Mei wants to generate a Pythagorean triple when x equals 8 and y equals 6 using the polynomial identity
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2. 48 views