代数
一次方程式、二次関数、不等式、式変形。
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view submission simplify the following expressions using the correct la…
\(128\) ### 2. Simplify \(\frac{8^{5}}{8^{3}}\)
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7. $4^x + 12^x =$ a $4^x(1 + 3^x)$ b $4(5^x)$ c $16^x$ d $16^{2x}$
A. \(4^x(1 + 3^x)\)
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13 mark for review |x + 4| + 4 = |2x - 11| + 4 what is the smallest sol…
\(\frac{7}{3}\)
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y = 5x\ y = -x + 30
The solution to the system is \( x = 5 \), \( y = 25 \) (or the ordered pair \( (5, 25) \)).
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solve the system by substitution. $y = -6x$ $y = -4x + 4$ answer attemp…
\((-2, 12)\)
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18. a relationship exists between the roots of a function and the const…
For a polynomial \(P(x)=a_nx^n + a_{n - 1}x^{n-1}+\cdots+a_1x + a_0\) with roots \(r_1,r_2,\cdots,r_n\), \(r_1r_2\cdots r_n=\frac{(-1)^n a_0}{a_n}\). For a monic polynomial (\(a_n…
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solve the system by substitution. $y = -5x - 40$ $y = 5x$
The solution to the system is \( x = -4 \) and \( y = -20 \), or as an ordered pair \( (-4, -20) \)
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solve the system by substitution. $y = -6x - 7$ $y = -7x$ answer attemp…
\((7, -49)\)
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solve the system by substitution. $y = 3x + 28$ $y = -4x$ answer attemp…
\((-4, 16)\)
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solve the compound inequality and choose the correct answer below. $-3x…
The correct number line is the fourth option (with closed dot at -5, open dot at -1, and shading left of -5 and between -5 and -1).
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13. write a function of the form $f(x) = \\frac{a}{x - h} + k$ with a v…
\( f(x)=\frac{1}{x + 15}-6 \) (a can be any non - zero real number, here we chose \( a = 1 \))
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to the lighthouse is a 1927 novel by virginia woolf. one of the central…
C. “Beautiful and bright it should be on the surface, feathery and evanescent, one colour melting into another like the colours on a butterfly's wing; but beneath the fabric must …
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text 1 a climate scientist analyzing satellite readings over phoenix re…
A. Text 1 emphasizes physical neighborhood features as the main cause, while Text 2 emphasizes behavioral changes that indicate planting trees may be useful but insufficient.
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the following text is from edwin arlington robinsons 1897 poem \the hou…
D. To evoke the desolation of an abandoned dwelling that draws observers
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break the sentence into three separate ideas. as dropdown neared, merce…
s: First dropdown: midnight Second dropdown: Célia Third dropdown (first blank): Mercedes; Third dropdown (second blank): a yellow dress
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in the early 1950s, the geological community largely adhered to fixism,…
D. It shows how additional data convinced a skeptical colleague to abandon the prevailing view.
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reread the sentence from the passage. as midnight neared, mercedes race…
To break the sentence into three concrete ideas, we analyze the key actions and details: 1. **Idea 1 (Time and Character's Action)**: As midnight neared, Mercedes raced into the b…
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when a group of archivists cataloging newly declassified materials in 2…
B. That said,
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aiming to create a freely downloadable classroom resource, the institut…
C. Instead,
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in may 1498, vasco da gama arrived in calicut, completing the first dir…
A. embarked
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at a nutrition conference organized by the global health alliance in 20…
A. that of those who maintained a conventional mixed diet.
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psychologist elizabeth loftus challenged the freudian premise that trau…
D. repressed by
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which phrase from the paragraph helps explain how retrievers got their …
B. carry them back
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first idea: central idea: suddenly, women were leaving their homes to c…
a cause - and - effect graphic that shows how one idea led to another
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complete each sentence with a word in the same word family as anticipat…
First blank: anticipate Second blank: anticipation Third blank: anticipated
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complete the sentences with the correct words and phrases. during the y…
First blank: childhood Second blank: begin to evolve Third blank: adolescence Fourth blank: remain the same
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while researching a topic, a student has taken the following notes: - i…
B. The study investigated whether the arrangement of museum exhibitions influenced how visitors understood local history.
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during the 1950s, the red scare prompted a series of loyalty tests and …
D. indeed,
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in 2016, the chiba robotics club, a student - run team that competes in…
A. Over the next several years,
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in 2015, the university of cape town removed a statue of cecil rhodes a…
A. Of course,
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the lagos-kano standard gauge railway is central to nigerias plan to bo…
B. has made
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a catalog of 57 wax cylinders as well as their hand - labeled cases ___…
B. sits
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whether early exposure to multiple writing systems enhances long - term…
A. is
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across the marston librarys online catalog, along with not only rehears…
B. appears
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across the institute for urban linguistics 2022 exhibition catalog, alo…
A. contributors and cross - references
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graphing linear equations vectored instruction equation: y = 2x identif…
30
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by the time multiple u.s. national climate assessment reports and decad…
D. tenable
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tour brochures describe the highland valley in seoraksan national park …
C. pristine
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graphing linear equations vectored instruction graph the equation by fi…
For \( x = 0 \), \( y = 0 \); for \( x = 1 \), \( y = 2 \); for \( x = 2 \), \( y = 4 \); for \( x = 3 \), \( y = 6 \); for \( x = 4 \), \( y = 8 \) (If only the value for \( x = …
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graphing linear equations vectored instruction graph the equation by fi…
0
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in the columbus, ohio, school district, previous contract talks with te…
A. yielding
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graphing linear equations vectored instruction equation: y = 10 - 2x id…
0
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graphing linear equations vectored instruction graph the equation by fi…
For \( x = 3 \), \( y = 10 \); for \( x = 4 \), \( y = 13 \) So the completed table is: | X | Y | |---|---| | 0 | 1 | | 1 | 4 | | 2 | 7 | | 3 | 10 | | 4 | 13 |
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graphing linear equations vectored instruction graph the equation by fi…
7
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graphing linear equations vectored instruction graph the equation by fi…
1
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graphing linear equations vectored instruction equation: y = 11-3x iden…
-4
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graphing linear equations vectored instruction graph the equation by fi…
For \( x = 1 \), \( y = 8 \). The completed table (for reference) is: | X | Y | |---|---| | 0 | 11 | | 1 | 8 | | 2 | 5 | | 3 | 2 | | 4 | -1 | (If only the value for \( x = 1 \) is…
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graphing linear equations vectored instruction equation: y = 3+x identi…
19
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graphing linear equations graph the equation by filling in the chart. e…
When \( x = 0 \), \( y = 3 \). For the other values: - When \( x = 1 \), \( y=3 + 1=4 \) - When \( x = 2 \), \( y=3 + 2 = 5 \) - When \( x = 3 \), \( y=3 + 3=6 \) - When \( x = 4 …
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a) $x : 7 = 9 : 21$ b) $3 : 9 = x : 81$ c) $2 : 4 = x : 20$ d) $10 : 12…
s: a) \( x = 3 \) b) \( x = 27 \) c) \( x = 10 \) d) \( x = 60 \)
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using data from over 800 public elementary schools across five states, …
C. Students in schools that reduced time for non - tested subjects showed a greater increase in the percentage of students performing below AYP thresholds compared to those in sch…
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you and your friend go to a store where all the shirts cost the same am…
Each shirt costs $\boldsymbol{8}$ Each pair of pants costs $\boldsymbol{9}$
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select the correct answer. what is the solution to the equation? \\(\\s…
A. -1 and 2
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select the correct answer. which expression is equivalent to $13\\sqrt{…
D. $3\sqrt{22b}$
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enter the correct answer in the box. if ( z > 0 ), what is the quotient…
\(\frac{5\sqrt{z}}{z}\)
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select the correct answer. what is the solution to the equation? -2√x +…
D. 64
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solve |x - 2| + 5 = 9. the solutions are x = \\square and x = \\square.
The solutions are \(x = 6\) and \(x = -2\).
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select the correct answer. nick won a $1,000 lottery prize. he cant dec…
B. gaming console
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select the correct answer. which feature is characteristic of a market …
B. Self - interest motivates buyers.
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select the correct answer from each drop-down menu. in a communist econ…
First drop - down: the government (or the state) Second drop - down: command economies (or planned economies)
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select the correct text in the passage. which sentences in this paragra…
So, the government decides to reduce the tariffs on imported raw materials. It also introduces special economic zones where certain goods can be traded tax - free.
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select the correct answer. in a certain economy, people save some part …
A. Savings decrease, and investment decreases.
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select the correct answer from the drop - down menu. people keep spendi…
greater than
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select the correct answer from the drop-down menu. people keep spending…
equal to
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select the correct answer. ben has $10 to spend on dinner. he can have …
A. to eat a healthier meal
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select the correct answer. linda owns a successful clothing store. she …
C. communist economy
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select all the correct answers. which of the following are non - price …
- advertising - change in population - future expectation of prices
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practice passage 2 regulatory frameworks in the financial sector often …
C. The complexity of financial products offered by banks has been linked to a higher incidence of consumer complaints regarding transparency.
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the number w is irrational. which statement about \\(\\sqrt{5} + w\\) i…
\(\boldsymbol{\sqrt{5}+w}\) can be rational or irrational, depending on the value of \(w\). (The option: \(\sqrt{5}+w\) can be rational or irrational, depending on the value of \(…
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look at this equation: $s^{3}=8$ what is $s$, the cube root of 8? $s=\\…
\( 2 \)
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look at this equation: s³ = 64 what is s, the cube root of 64? s =
\( s = 4 \)
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read the excerpt from \the role of social media in the arab uprisings\ …
C. by examining the type of web links that were generated in nations that took part in the Arab uprisings
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here is an example for you to analyze connotation. read this sentence. …
Martina slammed their books on the table and stared at Luis.
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read the excerpt from a news report. a local youth group, collaborating…
C. Youth Group's Successful Car Wash Funds Trip to DC
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read the excerpt from an editorial. state lawmakers are considering ove…
C. Stating the reason for the bill highlights the writer’s anger over the potential change.
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captain ahab stood erect, looking straight out beyond the ships ever—pi…
serious, determined, stubborn
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select the correct answer from each drop - down menu. read this excerpt…
The correct option from the dropdown (the one with the options facts, witnesses, books, story - tellers) is: facts
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3 drag the tiles to the correct boxes to complete the pairs. match the …
Arab Spring → social media fall of the Berlin Wall → fax machines launch of Telstar I → telecommunication satellites
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evaluating evidence social media helps teens who are shy connect with o…
B. Sixty percent of users report making new friends through social media.
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select the correct answer. which western nation had colonized sri lanka…
D. Britain
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here is an equation. 2x - 1 = 5 draw a graph to help solve the equation…
\(x = 3\)
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a team member did not complete their cleaning tasks before going home f…
D. Tell them you are going to report their disorganized work area to their leader.
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select all the correct answers. cineplex operates two movie theaters in…
The total profit expression has a constant term. The total profit expression is a polynomial.
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the maps to help answer the questions. to save your work, click export …
Floods provided fertile soil for agriculture. Annual flooding deposited nutrients, enabling abundant harvests. Transportation route for trade and communication. Facilitated moveme…
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question 4 what are three ways that the nile river helped egypt develop…
1. **Agriculture**: The Nile's annual flooding deposited nutrient - rich silt, enabling Egyptians to grow crops (e.g., wheat, barley) in an arid region, supporting a large populat…
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4. which part of speech is the bold word in the sentence below? he gaze…
adverb (the option corresponding to "adverb" among the choices, e.g., if the options are labeled as A. verb, B. noun, C. adverb, D. adjective, then the answer is C. adverb)
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3. which part of speech is the bold word in the sentence below? we beli…
B. adjective
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2. which of the words below is a noun? active actively activate activist
D. activist (assuming the last option is labeled D; if the options are labeled A - D as A. active, B. actively, C. activate, D. activist, then the answer is D. activist)
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1. fill in the blank: choose the best noun for the sentence below. the …
C. protagonist
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select the correct answer. what is the completely factored form of this…
D. \(2x(x^{2}-3)(x^{2}+9)\)
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how has metal been used by civilizations to gain power?
Civilizations used metal for warfare (weapons/armor) to conquer territories, for agriculture (tools) to boost production (supporting power - sustaining populations/armies), and pr…
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4. which fact belongs in a technical text discussing a home garden? it …
D. You should make sure your garden is located where it receives plenty of sunlight
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3. which of the following is the best example of a procedural technical…
B. directions to hook up a television
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2. how can specific details best add to a piece of technical writing? t…
C. define unknown terms
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1. which of the following contains the best example of using transition…
C. While lions live in Africa, they are not the only big cats that live on the continent
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question: tracking your ______ involves keeping track of how often and …
behavior
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question: your ____ describes everything around you in the world that c…
environment
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how many solutions does the system of equations have? subtract 3x from …
\(-5\)；\(-5\)
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how many solutions does the system of equations have? now that we have …
Subtract 3x from each side
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how many solutions does the system of equations have? now that we have …
Subtract 3x from each side