代数
一次方程、二次函数、不等式与式子变形。
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question 12 1 pts individuals act to reduce the discomfort (dissonance)…
D. Cognitive Dissonance Theory
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question 11 1 pts janet asked her neighbor, shar to support her in her …
A. Foot in the Door
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which distance formula or formulas show(s) d as direct variation with t…
I and III
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question 9 0.5 pts _________ _____________: scientific study of how ind…
D. Social Psychology
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the movement of the progress bar may be uneven because questions can be…
B. \(x = 13\) only
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the movement of the progress bar may be uneven because questions can be…
9
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the movement of the progress bar may be uneven because questions can be…
\(\frac{25}{16}\) (corresponding to the option "B. \(\frac{25}{16}\)" if we assume the options are labeled A, B, C, D with the second option being B)
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question 9 let ( t : mathbb{r}^2 \to mathbb{r}^2 ) be the linear transf…
A. \(\begin{bmatrix}1\\1\end{bmatrix}\)
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add. state the sum in simplest terms. \\(\\frac{4x}{12y^2} + \\frac{5x}…
\(\frac{x(8 + 15y)}{24y^2}, y eq0\) (the fourth option: \(\boldsymbol{\frac{x(8 + 15y)}{24y^2}, y eq0}\))
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question 8 let a be a 2×2 matrix so that ( p^{-1}ap = d ), where ( d = …
B. \( A^{2025}=\frac{1}{2}\begin{bmatrix}1 - 3^{2025}&1 + 3^{2025}\\1 + 3^{2025}&1 - 3^{2025}\end{bmatrix} \)
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question 7 let ( b = left{ \begin{bmatrix} 1 \\ 1 end{bmatrix}, \begin{…
C. \( \begin{bmatrix}3\\1\end{bmatrix} \)
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subtract. state the difference in simplest form. \\(\\frac{9}{4m} - \\f…
\(\frac{81n - 16m}{36mn}\) (the last option: \(\boldsymbol{\frac{81n - 16m}{36mn}}\))
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2 essay 5 points is \\(\\frac{d + c}{cd} = \\frac{1}{c} + \\frac{1}{d}\…
Yes, \(\frac{d + c}{cd}=\frac{1}{c}+\frac{1}{d}\) because when we simplify the right - hand side \(\frac{1}{c}+\frac{1}{d}\) using the common denominator \(cd\), we get \(\frac{d …
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question 6 for which values of ( a ) is ( vec{x} = \begin{bmatrix} 1 \\…
C. \(\vec{X}\) is an eigenvector only when \(a = - 2\).
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question 5 consider a linear transformation ( t : mathbb{r}^2 \to mathb…
\(\boldsymbol{\text{(C) }\begin{bmatrix}-3\\1\end{bmatrix}}\)
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9. solve the quadratic equation by factoring or by using the quadratic …
\(x=-\frac{4}{3}\) and \(x = - 3\) (or in the blanks: \(-\frac{4}{3}\) and \(-3\))
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question 2 which of the following is always true? (a) if span{\\vec{v}_…
B. If \( \text{span}\{\vec{v}_1,\dots,\vec{v}_n\}=\mathbb{R}^m \), then \( n \geq m \)
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mark your answers in the bubble sheet. there are 18 questions. each cor…
A. \(\begin{bmatrix}0\\0\\1\end{bmatrix}\)
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what is the product? \\(\frac{2a - 7}{a} cdot \frac{3a^2}{2a^2 - 11a + …
\(\boldsymbol{\frac{3a}{a - 2}}\) (the fourth option)
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what is the product? \\frac{5k}{6} \\cdot \\frac{3}{2k^3} \\frac{5k^4}{…
B. \(\frac{5}{4k^2}\) (assuming the second option is labeled B, but since the user's options are in boxes, the second box is the correct one, which is \(\frac{5}{4k^2}\))
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question which expression is equivalent to 0.63 − 0.15u + u? answer −0.…
\(0.85u + 0.63\) (the option with this expression)
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which expression is equivalent to \\(\\frac{3x}{x+1}\\) divided by \\(x…
The fourth option (the right - most one) \(\boldsymbol{\frac{3x}{x + 1}\cdot\frac{1}{x + 1}}\)
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which expression is equivalent to $8.2d + 3.4 + 1.3d + 3.9$? answer $\\…
\(7.3 + 9.5d\) (or the option labeled with this expression)
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what is the quotient? \\frac{a - 3}{7} \\div \\frac{3 - a}{21} options:…
\(-3\)
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multiplying and dividing rational expressions what is the product? \\fr…
\(\frac{1}{3a}\) (corresponding to the first option box with \(\frac{1}{3a}\))
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question which expression is equivalent to 3.1b - 7.3 + 8.2b - 5.3? ans…
\(11.3b - 12.6\) (the option with "11.3b - 12.6")
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which expression is equivalent to (\frac{c^2 - 4}{c + 3} div \frac{c + …
The second option (the one with \(\frac{c^{2}-4}{c + 3}\cdot\frac{3(c^{2}-9)}{c + 2}\))
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a saleswoman earns 60% commission on all the merchandise that she sells…
240
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an item has a listed price of $75. if the sales tax rate is 5%, how muc…
$3.75$
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what was the primary purpose of the texas homestead act of 1839? to enc…
D. To protect settlers' homes and land from creditors' claims
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what were the three primary goals of the santa fe expedition led by pre…
B. Gaining Mexican recognition of the Rio Grande as the western border, blocking U.S. expansion, and boosting the Texas economy (assuming the second option is labeled B; adjust id…
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what was the primary purpose of the meeting at the council house in san…
D. To negotiate the release of white settlers captured in an Indian raid ### Second Question (Texans' response to one hostage at negotiations)
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10. in the function =sum(g1:g35), identify the range. ○ g35 ○ g1:g35 ○ …
G1:G35
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what was the outcome of the council house fight in san antonio? the tex…
D. The Comanches killed all the white captives in retaliation, leading to further conflict. ### Second Question (Texas Rangers' Response)
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for each relation, decide whether or not it is a function. part 1 of 2 …
Yes, Relation 1 is a function.
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how did the fate of the republic of texas navy change during president …
C. All Texas navy ships were lost or sold due to financial constraints. (Note: Assuming the options are labeled A - D in order, with the third option being C. If original labels d…
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for each relation, decide whether or not it is a function. part 1 of 2 …
Part 1 of 2: Not a function Part 2 of 2: Function
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for each relation, decide whether or not it is a function. part 1 of 2 …
- Relation 1: Not a Function (because the input \(-7\) has more than one output) - Relation 2: Not a Function (because the input \(8\) has more than one output)
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evaluate the following expression. enter each answer as an integer or a…
\(\frac{6x}{5y^{2}}\)
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how did president lamars policies differ from president sam houstons re…
A. Houston granted land to the Cherokee, while Lamar was determined to remove tribes from Texas.
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match the following representations of linear functions with the correc…
To solve this, we analyze each representation and find the corresponding linear equation. ### 1. Set of Points \(\{(-3, -13), (-1, -9), (3, -1), (6, 5)\}\) - **Step 1: Calculate t…
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clever 10:52 am sat dec 13 ixl.com search christmas wish - canva ixl | …
\( 1 \)
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slope and y-intercept quick check the function passes through the point…
\(y = 2x+1\) (So the first blank is 2 and the second blank is 1)
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unit d functions test review look at the relation. complete the stateme…
The relation \(\boldsymbol{\text{is not}}\) a function because for every \(\boldsymbol{\text{x - value}}\) there \(\boldsymbol{\text{is not}}\) exactly one \(\boldsymbol{\text{y -…
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unit d functions test review the table shows a relation between x and y…
C. Yes, because each \( x \)-value is paired with exactly one \( y \)-value.
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evaluate. (-9)^1 = submit
\(-9\)
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state whether the following graph, table, coordinates, and mapping are …
(for the table): The relation in the table is not a function because \(x = 0\) has two different \(y\) - values (\(6\) and \(8\)).
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luke makes $55,000 and is getting annual raises of $2,500. kajuan makes…
\( 55,000 + 2,500x = 62,000 + 2,000x \) (the third option)
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6b + 15 = 120 + 3b b = \\boxed{}
35
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a student thinks a certain law is taking away his freedom of speech. th…
D. Marbury v. Madison ### Second Question:
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if the president vetoes a bill, * the bill dies and can never become a …
Congress can override the veto by a 2/3 vote in each chamber ### Second Question (What would be the best title for the chart above? ...)
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which equations have no solution? choose three correct answers. $-|-x| …
The equations with no solution are \(|x|=-15\), \(-|x| = 12\), \(-|-x|=9\)
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article i, section 8 of the u.s. constitution states that, \the congres…
A. expressed power ### Second Question (Lawmaking Process)
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13. \\(\\sqrt{x - 15} = 3 - \\sqrt{x}\\)\ 15. \\((3x + 7)^{\\frac{1}{4}…
s: - For problem 13: No solution. - For problem 15: $x = 83$
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the headline shows an executive power. according to the system of check…
A. legislative
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what type of power is shown? congress passed new rates! the price of po…
A. expressed
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4. $2 + \\sqrt{3p + 7} = 6$ 6. $5 = \\sqrt{2g - 7}$
s: For problem 4: \(p=\boldsymbol{3}\) For problem 6: \(g=\boldsymbol{16}\)
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9. an equation of a line perpendicular to the line represented by the e…
4) \( y = 2x - 16 \)
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10. what is the equation of a line passing through (2, -1) and parallel…
3) \( y = 2x-5 \)
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8. what is an equation of the line that passes through (-9,12) and is p…
2) \( y=-3x - 15 \)
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43. $3sqrt{24x} - 2sqrt{54x} + sqrt{48}$
\(4\sqrt{3}\)
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43. $3sqrt{24x} - 2sqrt{54x} + sqrt{48}$ 44. $5sqrt{18c} + 3sqrt{72c} +…
Problem 13: \(4\sqrt{3}\) Problem 44: \(33\sqrt{2c}+12\sqrt{19}\)
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43. $3sqrt{24x} - 2sqrt{54x} + sqrt{48}$ 44. $5sqrt{18c} + 3sqrt{72c} +…
\(4\sqrt{3}\)
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40. \\sqrt3{-54x^6y^{11}}
\(-3x^{2}y^{3}\sqrt[3]{2y^{2}}\)
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mixed exercises simplify. 39. $sqrt3{16y^4z^{12}}$
\(2yz^4\sqrt[3]{2y}\)
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17. solve the system by graphing: $y = 2x + 1$ $y = -x + 4$
The solution to the system is \( x = 1 \), \( y = 3 \) (or the ordered pair \((1, 3)\)).
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simplify. 39. $sqrt3{16y^{4}z^{12}}$ 40. $sqrt3{-54x^{6}y^{11}}$ 41. $\…
$2yz^4\sqrt[3]{2y}$ ### Problem 40: Simplify $\boldsymbol{\sqrt[3]{-54x^6y^{11}}}$
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estimation gabe goes to the mall. if c is the number of items he bought…
\(13.75c + 54\)
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nancy and kevin collect coins. nancy has x coins. kevin has 3 coins few…
\( 4x - 3 \)
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error analysis on a math test a student, jake, has to identify all the …
4
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val is going to plant b vegetable seeds in one garden and 5b + 8 vegeta…
\( 6b + 8 \)
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14. why were cities such as florence, venice, and genoa important to th…
C. Their coastal and river locations allowed for trade that brought wealth and ideas.
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f(x) = -5x g(x) = 8x² - 5x - 9 find (f · g)(x). -40x³ + 25x² + 45x -40x…
\(-40x^{3}+25x^{2}+45x\) (corresponding to the first option among the given choices with this expression)
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f(x) = 3x² + 5 g(x) = 4x - 2 h(x) = x² - 3x + 1 find f(x) + g(x) - h(x)…
\( 2x^2 + 7x + 2 \) (which corresponds to the first option among the choices)
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13. the table lists political impacts of the renaissance in italy - the…
Emergence of stronger centralized governments
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find the domain of $f(x) = \\sqrt{2x^2 - 50}$. \ ewline options: \ ewli…
\(x\geq5\) or \(x\leq - 5\) (the option with the text "x ≥ 5 or x ≤ -5")
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12. choose the correct answer from the drop-down menu to complete the s…
allowed each German ruler to choose the religion of his state
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solve each of the following equations using the principle of zero produ…
- \((x + 2)(x - 3)=0\) matches with \(x = 3\) or \(x=-2\) - \((x - 2)(x + 4)=0\) matches with \(x = 2\) or \(x=-4\) - \((x - 4)(x + 3)=0\) matches with \(x = 4\) or \(x=-3\) - \((…
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the movement of the progress bar may be uneven because questions can be…
- \(8x^3 + 1\) matches with \(2x + 1\) and \(4x^2 - 2x + 1\) - \(8x^3 - 1\) matches with \(2x - 1\) and \(4x^2 + 2x + 1\)
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factor: $9x^2 + 6x - 3x - 2$ options: $x(9x + 6 - 3) - 2$ $(3x + 2)(3x …
C. \((3x + 2)(3x - 1)\) (assuming the third option is C as per the order of options: first option A, second B, third C, fourth D)
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10. this excerpt describes the humanist education of the renaissance. l…
Humanism shifted education toward developing individual potential and civic responsibility.
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factor out the greatest common factor (gcf): 64d^5 - 32d^2 options: 32d…
A. \(32d^2(2d^3 - 1)\) (assuming the first option is \(32d^2(2d^3 - 1)\) as per the image)
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multiply: $6x^2y^4(5x^2 - 3x^2y^2 + 4y^2)$ options: - $11x^4y^4 + 3x^4y…
The third option (from the left, labeled "30\(x^4y^4\) − 18\(x^4y^6\) + 24\(x^2y^6\)")
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what is the holy trinity? the combination of mary, joseph, and jesus. t…
The combination of God, Holy Spirit, and Jesus.
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simplify ((3w^2 - 2z^2 + 3w) - (w^2 + 2z^2 + 3w)). options: (2w^2 - 4z^…
\(2w^2 - 4z^2\) (corresponding to the first option: \(2w^2 - 4z^2\))
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add: (-15xz - 4xy) + (20xy - 9yz - 16xz) options: 16x²y² - 9yz - 31x²z²…
\(16xy - 9yz - 31xz\) (which corresponds to the option "16xy - 9yz - 31xz")
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fill in the blank question a piece of information that is communicated …
cue (or stimulus, but "cue" is more precise for communicative sensory information)
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select the correct answer. which quadratic equation is part of the solu…
B. \(x^{2}-x - 10 = 0\)
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christians refused to accept what fact about the emperor, making them e…
B. That he was a God
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enter the correct answer in the box. an airplane makes a round-trip sup…
\(\frac{350}{x + 20} + \frac{350}{x - 20} = 6\)
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6. which location is most directly associated with the beginning of the…
B. Wittenberg, Germany – where Martin Luther posted his 95 Theses
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paul included what group of people that could become christians? hebrew…
Gentiles(Non Jewish people)
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christos (christ) is the hebrew equivalent of ______________. perfect k…
C. Messiah (assuming the options are labeled A: Perfect King, B: Supreme Leader, C: Messiah)
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which of these statements accurately describes the terms offered to lee…
E. Southern troops were allowed to return to their homes with mules and horses for the spring planting, as long as they promised loyalty to the Union.
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35. $sqrt3{(u^3 + 5)^{18}}$ 37. $sqrt{196c^6d^4}$ 38. $sqrt{-64y^8z^6}$…
$(u^3 + 5)^6$ ### Problem 37: $\sqrt{196c^6d^4}$
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jesus said he is the path to salvation. true false rewatch
True (the checkbox next to "True" should be selected)
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a major failing of the united states government under the articles of c…
B. inability to regulate commerce among the states.
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select the correct answer. a jet flew from new york to los angeles, a d…
A. \(\frac{4200(x + 100)}{x(x + 100)}+\frac{4200x}{x(x + 100)}\)
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consider the expression below. \\(\\frac{3x + 6}{x^2 - x - 6} + \\frac{…
1. \(\frac{3(x + 2)}{(x + 2)(x - 3)}+\frac{2x}{(x - 3)(x + 4)}\) 2. \(\frac{3}{(x - 3)}+\frac{2x}{(x - 3)(x + 4)}\) 3. \(\frac{3(x + 4)}{(x - 3)(x + 4)}+\frac{2x}{(x - 3)(x + 4)}\…
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select the correct answer. let p be the set of polynomials. let a, b, c…
B. The sum is a rational expression.