代数
一次方程、二次函数、不等式与式子变形。
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which expression is equivalent to $2x^2 - 2x + 7$? ○ $(4x + 12) + \\lef…
B. $(x^2 - 5x + 13)+(x^2 + 3x - 6)$
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city council fits in which level/branch local/judicial local/legislativ…
B. Local/Legislative
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homework 10: section 2.6 score: 30/180 answered: 3/18 question 4 solve …
\(\frac{41}{4}\) (or \(10.25\))
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20. match the leader with the country. 1. adolf hitler 2. joseph stalin…
1. Adolf Hitler - c. Germany 2. Joseph Stalin - b. Soviet Union 3. Benito Mussolini - a. Italy 4. Emperor Hirohito - d. Japan
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question 9 2 pts which of the following does the state of california us…
Multiple student weights: More than one weight or dollar amount is allocated by the state based on certain factors or student needs. States vary the amount allocated based on stud…
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what is the solution set of the quadratic inequality $x^2 + x - 2 geq 0…
A. $\{x| x\leq-2 \text{ or } x\geq 1\}$
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local governments derive their power from: supreme court; state governm…
B. state government
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question 7 2 pts which of the following does the state of california us…
Question 7: Attendance average: Districts average their daily attendance counts over most or all of the school year. Question 8: False
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19. how did adolf hitler gain extreme control in the german government …
A. By using the power of persuasion and ability to manipulate people
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which of the following does not fit with this category: legislative bra…
D. School Board
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18. the purpose of containment was ____. to promote communism to promot…
C. to prevent the spread of communism
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homework 10: section 2.6 score: 20/180 answered: 2/18 question 2 solve …
\(m=-10\)
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17. true or false: the u.s. maintained its stance of isolationism throu…
False
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what is the product? $3x^5\\left(2x^2 + 4x + 1\ ight)$ \\(\\circ\\) $2x…
C. $6x^7 + 12x^6 + 3x^5$
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16. was the surprise attack japan made on the u.s. navy on dec. 7, 1941…
B. Pearl Harbor (assuming the option for Pearl Harbor is labeled as B, but based on the dropdown, the correct choice is Pearl Harbor among the given options)
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choose the word that is spelled correctly in each group of words. ⑤ a. …
d. archeology
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homework 10: section 2.6 score: 0/180 answered: 0/18 question 6 solve. …
\(8\)
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which of the following does not fit with this categ local government bo…
House of Delegates
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homework 10: section 2.6 score: 0/180 answered: 0/18 question 3 solve f…
\( x=\frac{123}{2} \) (or \( x = 61.5 \))
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choose the word that is spelled correctly in each group of word ⑤ a. ar…
d. archeology ### Question 6
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what is the domain of this relation? (-4, -3) (5, -8) (3, 0) (8, 10) (-…
$\{-7, -4, 3, 5, 8\}$
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homework 10: section 2.6 score: 0/180 answered: 0/18 question 1 solve t…
\( x = 121 \)
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what level of government allows the legislative branch to hire a manage…
Local
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local governments exercise legislative, executive, and judicial powers
False
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to choose from. the club members have distributed flyers from other clu…
In the first flyer, the main idea is that a food drive will help families in need and bring the community together. The main idea of the second flyer is that cleaning the park wil…
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t using the roster method. \\( b = \\left\\{ y \\left| 20 \\leq y \\leq…
\( B = \{21, 23, 25, 27, 29, 31\} \)
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clerk of the court mayor commissioner of revenue which of the following…
A. Local Government
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what is the domain of this relation? (0, 2) (1, 9) (-9, 6) (-4, 7) {1, …
$\{-9, -4, 0, 1\}$
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word work choose the word that is spelled correctly in each group of wo…
d. archeology ### Question 6
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choose the word that is spelled correctly in each group of words. 5 a. …
d. archeology
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homework 9: section 2.5 score: 235/280 answered: 24/28 question 26 solv…
\(\frac{-3 + \sqrt{89}}{8},\frac{-3 - \sqrt{89}}{8}\)
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which level of government makes ordinances for norfolk? state federal l…
Local
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which of the following is not a local government legislative bodies? sc…
B. City Senate
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national government - congress state government - general assembly norf…
B. City Council
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are for. you decide to ask a question to clarify each suggestions main …
How will the materials help the community service club achieve its goals, and what will the donated money be used for?
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question 6 what distinguishes independent cities from towns within coun…
Independent cities have their own mayor and city council
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solve equation by completing the square. list the solutions, separated …
\(\frac{3 + \sqrt{55}i}{4},\frac{3 - \sqrt{55}i}{4}\)
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question express in simplest radical form. \\sqrt{108} answer attempt 1…
$6\sqrt{3}$
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arthur drops a ball from a height of 81 feet above the ground. its heig…
t>2
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homework 9: section 2.5 score: 225/280 answered: 23/28 question 26 solv…
\(2,-\frac{5}{2}\)
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question 5 of 25 step 1 of 1 use the distributive property. -8(a-4) ans…
\(-8a + 32\) (If evaluating at \(a = 4\), the value is \(0\), but based on distributive property expansion, it's \(-8a + 32\))
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express in simplest radical form.\\(\\sqrt{90}\\)
$3\sqrt{10}$
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subtract $7x - 9$ from $2x^2 - 11$. $\\bigcirc$ $2x^2 - 7x - 20$ $\\big…
2x²−7x−2
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directions: simplify the following polynomials. answers must be in stan…
1. $4a^2 + 3a$ 2. $-11c^2 - 4c$ 3. $2x^2 - 5x$ 4. $2y^7 - 8y^3$ 5. $-3m^3n^4 - 6m^2n^2$ 6. $27p^6q^4 - 45p^3q^5$ 7. $15r^6 - 3r^5 + 12r^4$ 8. $7c^4 - 14c^3 + 35c$ 9. $6n^5 - 33n^3…
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question express in simplest radical form. \\sqrt{128} answer attempt 1…
$8\sqrt{2}$
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4b. solve the system of equations.\\begin{cases}-x + 3y = -3\\\\2x - 6y…
infinitely many solutions (same line)
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express in simplest radical form. \\(\\sqrt{125}\\)
$5\sqrt{5}$
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express in simplest radical form.\\(\\sqrt{180}\\)
$6\sqrt{5}$
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which system of equations has a solution of approximately (0.7, −1.4)? …
A. \(x - y = 2\) and \(x + 2y=-2\)
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4a. by what number should the top equation by multiplied by so that whe…
2
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hurricane helene and the virginia eastern hellbender eastern hellbender…
It caused flooding It caused rivers to become muddy The Hellbender population decreased --- # 2. (Short Answer)
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which system of equations has a solution of approximately (-0.6, 0.8)? …
A. \(2x - 5y = -5\) and \(14x + 5y = -5\)
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cher eats eggs for breakfast every 5 days, a ham sandwich for lunch eve…
105
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express in simplest radical form.\\(\\sqrt{200}\\)
$10\sqrt{2}$
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express in simplest radical form. \\(sqrt{72}\\)
$6\sqrt{2}$
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solve the following linear equation and simplify your answer. \\(9x + 1…
One Solution, \(x = -4\)
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which expression is equivalent to \\(\\frac{5^{12}}{5^6}\\)? \ a \\(5^6…
A. \( 5^6 \)
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find all zeros of ( x^4 + 6x^2 - 27 = 0 ). enter the zero separated by …
\(-\sqrt{3},\sqrt{3}\) (If considering real zeros) or \(-\sqrt{3},\sqrt{3},-3i,3i\) (If considering complex zeros). But based on the problem's context (probably real - valued zero…
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solve the equation: $t^2 + 4t + 27 = 0$. fully simplify all answers, in…
\(t=-2 + i\sqrt{23}\) or \(t=-2 - i\sqrt{23}\)
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what is the solution to the inequality $-6 + |2p + 3| > 7$? ○ $p < -8$ …
$p < -8$ or $p > 5$ (corresponding to the first option)
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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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the influx of afro - caribbean immigrants described in the source was a…
A. The Caribbean Red Summer, which led Afro - Caribbeans to seek refuge from racial violence
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solve the following linear equation. express your answer as an integer …
$v = -1$ (and the "One Solution" option is correct)
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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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homework 9: section 2.5 score: 160/280 answered: 16/28 question 19 solv…
\(r = \frac{-1 + 3i\sqrt{11}}{10}\) or \(r = \frac{-1 - 3i\sqrt{11}}{10}\)
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3b. solve the system of equations.\\begin{cases}-x - 3y = 10\\\\8x + 5y…
(2, -4)
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homework 9: section 2.5 score: 150/280 answered: 15/28 question 18 solv…
\(\frac{-1 + \sqrt{33}}{4},\frac{-1 - \sqrt{33}}{4}\)
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solve $-49x^2 + 4 = 0$ by using the square root method. enter the solut…
\(\frac{2}{7},-\frac{2}{7}\)
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3a. by what number should the top equation by multiplied by so that whe…
8
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homework 9: section 2.5 score: 130/280 answered: 13/28 question 16 solv…
\( 3\sqrt{5},-3\sqrt{5} \)
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solve for ( x ) using the square root property. ( t^2 = 169 ) ( t = ) e…
13, -13
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on a float trip, nate traveled 33 miles downstream in the same amount o…
\( \frac{33}{x + 2} = \frac{14}{x - 2} \) ### Part B
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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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2b. solve the system of equations.\\begin{cases}10x + 3y = -42\\\\10x -…
(-3, -4)
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current skill $\\$\ determine which property of multiplication is being…
To solve this, we recall the properties of multiplication: ### 1. For \( 67 \times (21 \times 57) = (67 \times 21) \times 57 \) - **Associative Property**: \( (a \times b) \times …
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edward can paddle his kayak 7 miles per hour in still water. it takes h…
\(\frac{12.5}{7 - c}=\frac{22.5}{7 + c}\) ### Part B
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2a. which variable is eliminated (canceled out) if one of the two equat…
x
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in exercises 33–40, solve the equation. check for extraneous solutions.…
$x=4$ --- ### Problem 34: $\log_{3}x + \log_{3}(x-1) = 3$
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a plane can fly 1040 miles in the same time as it takes a car to go 320…
\( \frac{1040}{x}=\frac{320}{x - 90} \) ### Part B
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1b. solve the system of equations.\\begin{cases}10x + 2y = -26\\\\-7x -…
(-2, -3)
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1a. which variable is eliminated (canceled out) when the two equations …
y
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according to the graph, what is the solution to this system of equation…
(-4, -3)
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11) challenge: \\begin{cases}8x + 4y = 24 \\\\ 2x + 6y = 56\\end{cases}
$x=-2$, $y=10$
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multiply: $2\\frac{2}{4} \\times 1\\frac{1}{3}$ provide an answer as a …
\( 3\frac{1}{3} \)
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solve for t. 2(t + 1) = 10 t =
$t=4$
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identify the choice that describes what is wrong with the right side of…
B. There should be two threes multiplied
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evaluate: $9^5$
59049
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current skill \\$ where is the 6 located? 106,230.5 thousands tens hund…
A. thousands (assuming the first option is "thousands" as per the options shown, with the correct option being the one labeled "thousands")
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which of the following best supports the claim that jazz music was sign…
D. Jazz resonated with the life experiences of the African American community despite facing criticism from educators.
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write the exponential expression. 43 cubed
\( 43^3 \)
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read the passage from animal farm. the pigs had set aside the harness -…
D. The details show that Snowball has created humanlike activities that are unfamiliar to the animals.
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find the least common multiple of 15 and 6.
30
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you have to wait until you can carve the turkey? in exercises 21–32, so…
21. $x=6$ 22. $x=10$ 23. $x=3$ 24. $x=5$ 25. $x=6$ 26. $x=4$ 27. $x=\frac{91}{4}$ 28. $x=3$ 29. $x=1$ 30. $x=9$ 31. $x=\frac{1+\sqrt{41}}{2}, x=\frac{1-\sqrt{41}}{2}$ 32. $x=\frac…
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5) \\(\\dfrac{42n^7 + 48n^6 + 18n^5}{6n^2}\\) 6) \\(\\dfrac{12n^{11} + …
5) $7n^5 + 8n^4 + 3n^3$ 6) $2n^4 + 8n^2 + \frac{6}{n^4}$ 7) $\frac{4}{a^4} + \frac{8}{a^5} + \frac{7}{a^6}$ 8) $5x^4 + \frac{8}{x} + \frac{7}{x^2}$ 9) $v^2 + 3v + 6$ 10) $\frac{9}…
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thermometer b. $|x - 24| = 8$
$x=32$ or $x=16$
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4) \\(\frac{10x^{3}+50x^{2}+40x}{10x^{2}}\\)\ 6) \\(\frac{12n^{11}+48n^…
4) $x + 5 + \frac{4}{x}$ 6) $2n^4 + 8n^2 + \frac{6}{n^4}$ 8) $5x^4 + \frac{8}{x} + \frac{7}{x^4}$ 10) $\frac{9}{n^4} + \frac{1}{3n^5} + \frac{1}{n^6}$
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find the equation of the exponential function represented by the table …
\( y = 4 \cdot 3^x \)
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6) \\begin{cases} y = -9x - 4 \\\\ -36x - 4y = -20 \\end{cases}
There is no solution (the system is inconsistent).
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simplify $x^{-7}$. write your answer using only positive the solution i…
\(\frac{1}{x^{7}}\)
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5) \\begin{cases} y = -10x - 1 \\\\ -10x + y = -21 \\end{cases}
$x=1$, $y=-11$