代數
一次方程、二次函數、不等式與式子變形。
-
question express in simplest radical form. \\sqrt{128} answer attempt 1…
$8\sqrt{2}$
-
4b. solve the system of equations.\\begin{cases}-x + 3y = -3\\\\2x - 6y…
infinitely many solutions (same line)
-
express in simplest radical form. \\(\\sqrt{125}\\)
$5\sqrt{5}$
-
simplify the expression using the properties of exponents. expand any n…
\(x^{13}\)
-
express in simplest radical form.\\(\\sqrt{180}\\)
$6\sqrt{5}$
-
which system of equations has a solution of approximately (0.7, −1.4)? …
A. \(x - y = 2\) and \(x + 2y=-2\)
-
4a. by what number should the top equation by multiplied by so that whe…
2
-
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)
-
which system of equations has a solution of approximately (-0.6, 0.8)? …
A. \(2x - 5y = -5\) and \(14x + 5y = -5\)
-
cher eats eggs for breakfast every 5 days, a ham sandwich for lunch eve…
105
-
if $f(x) = x^2 - 1$ and $g(x) = 2x - 3$, what is the domain of $(f circ…
$\boldsymbol{(-\infty,\infty)}$
-
express in simplest radical form.\\(\\sqrt{200}\\)
$10\sqrt{2}$
-
express in simplest radical form. \\(sqrt{72}\\)
$6\sqrt{2}$
-
solve the following linear equation and simplify your answer. \\(9x + 1…
One Solution, \(x = -4\)
-
which expression is equivalent to \\(\\frac{5^{12}}{5^6}\\)? \ a \\(5^6…
A. \( 5^6 \)
-
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…
-
solve the equation: $t^2 + 4t + 27 = 0$. fully simplify all answers, in…
\(t=-2 + i\sqrt{23}\) or \(t=-2 - i\sqrt{23}\)
-
what is the solution to the inequality $-6 + |2p + 3| > 7$? ○ $p < -8$ …
$p < -8$ or $p > 5$ (corresponding to the first option)
-
here is an equation. 2x - 1 = 5 draw a graph to help solve the equation…
\(x = 3\)
-
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
-
here is an equation. 2x - 1 = 5 draw a graph to help solve the equation…
\(x = 3\)
-
homework 9: section 2.5 score: 160/280 answered: 16/28 question 19 solv…
\(r = \frac{-1 + 3i\sqrt{11}}{10}\) or \(r = \frac{-1 - 3i\sqrt{11}}{10}\)
-
3b. solve the system of equations.\\begin{cases}-x - 3y = 10\\\\8x + 5y…
(2, -4)
-
homework 9: section 2.5 score: 150/280 answered: 15/28 question 18 solv…
\(\frac{-1 + \sqrt{33}}{4},\frac{-1 - \sqrt{33}}{4}\)
-
solve $-49x^2 + 4 = 0$ by using the square root method. enter the solut…
\(\frac{2}{7},-\frac{2}{7}\)
-
3a. by what number should the top equation by multiplied by so that whe…
8
-
homework 9: section 2.5 score: 130/280 answered: 13/28 question 16 solv…
\( 3\sqrt{5},-3\sqrt{5} \)
-
solve for ( x ) using the square root property. ( t^2 = 169 ) ( t = ) e…
13, -13
-
on a float trip, nate traveled 33 miles downstream in the same amount o…
\( \frac{33}{x + 2} = \frac{14}{x - 2} \) ### Part B
-
here is an equation. 2x - 1 = 5 draw a graph to help solve the equation…
\(x = 3\)
-
2b. solve the system of equations.\\begin{cases}10x + 3y = -42\\\\10x -…
(-3, -4)
-
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 …
-
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
-
2a. which variable is eliminated (canceled out) if one of the two equat…
x
-
in exercises 33–40, solve the equation. check for extraneous solutions.…
$x=4$ --- ### Problem 34: $\log_{3}x + \log_{3}(x-1) = 3$
-
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
-
1b. solve the system of equations.\\begin{cases}10x + 2y = -26\\\\-7x -…
(-2, -3)
-
1a. which variable is eliminated (canceled out) when the two equations …
y
-
according to the graph, what is the solution to this system of equation…
(-4, -3)
-
11) challenge: \\begin{cases}8x + 4y = 24 \\\\ 2x + 6y = 56\\end{cases}
$x=-2$, $y=10$
-
multiply: $2\\frac{2}{4} \\times 1\\frac{1}{3}$ provide an answer as a …
\( 3\frac{1}{3} \)
-
solve for a: a - 4 = 10
\( 14 \)
-
identify the choice that describes what is wrong with the right side of…
B. There should be two threes multiplied
-
evaluate: $9^5$
59049
-
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")
-
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.
-
write the exponential expression. 43 cubed
\( 43^3 \)
-
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.
-
find the least common multiple of 15 and 6.
30
-
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…
-
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}…
-
thermometer b. $|x - 24| = 8$
$x=32$ or $x=16$
-
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) $\frac{9}{n^4} + \frac{1}{3n^5} + \frac{1}{n^6}$
-
find the equation of the exponential function represented by the table …
\( y = 4 \cdot 3^x \)
-
6) \\begin{cases} y = -9x - 4 \\\\ -36x - 4y = -20 \\end{cases}
There is no solution (the system is inconsistent).
-
simplify $x^{-7}$. write your answer using only positive the solution i…
\(\frac{1}{x^{7}}\)
-
5) \\begin{cases} y = -10x - 1 \\\\ -10x + y = -21 \\end{cases}
$x=1$, $y=-11$
-
2 mark for review the increase in the popularity of jazz music was most…
A. The growth of African American artistic expression in the Harlem Renaissance
-
what advantages does the graphing calculator have when it comes to find…
Graphing calculators offer several advantages for solving systems of linear equations: - **Accuracy**: Minimizes human error in plotting lines (e.g., correct slopes, intercepts, a…
-
solve for b: b + 7 = 11
\( 4 \)
-
4) \\begin{cases} -6x + 6y = -42 \\\\ y = 8x \\end{cases}
$x=-1$, $y=-8$
-
the panthers, a high school basketball team, charges $6 for adult ticke…
There were 36 children at the game.
-
write the following as an algebraic equation. use x as the unknown and …
\( x + 44.7 = 62.7 \)
-
solve for p: \\(\\frac{p}{5} = 14\\)
70
-
solve for y: 3y = 24
\( y = 8 \)
-
what is the absolute value of 20?
20
-
expression. 15. $-13 + 11m - m + 5$ multiple choice question combine li…
10m - 8 (matches the third option: 10m - 8)
-
evaluate: \\frac{3}{9} \\div \\frac{8}{9}
$\frac{3}{8}$
-
3) \\begin{cases}x = 4y + 7\\\\-10x + 9y = -70\\end{cases}
$x=7$, $y=0$
-
enter the equations that represent the scenario into the graphing calcu…
In one hour, the radio station plays \(\boldsymbol{6}\) commercials that are 30 seconds long. In one hour, the radio station plays \(\boldsymbol{10}\) commercials that are 60 seco…
-
multiply. $5x^{2}\\cdot 4y^{3}x^{6}\\cdot 2y$ simplify your answer as m…
\(40x^8y^4\)
-
choose the words or phrases that indicate equality. select three correc…
A. is, B. are, C. sold for
-
select the correct answer. aristotle supported which of these views? a.…
A. The Sun and all the planets revolve around Earth.
-
directions: simplify, then factor each ex 26. 4x - 2 - x + 23
$3x + 21$ (simplified), $3(x + 7)$ (factored) Matching option: $\boldsymbol{3x + 21}$ (assuming this corresponds to the correct checkbox option)
-
in the expression 4y + 5, the 5 is called a ______. constant coefficien…
A. Constant
-
find two consecutive whole numbers that \\(\\sqrt{106}\\) lies between.
10 and 11
-
evaluate \\(\\frac{(-3^{-3})}{6^{-2}}\\). write your answer as a fracti…
\( -\frac{4}{3} \)
-
a radio plays 16 commercials in an hour. a commercial is either 30 - se…
B. \(x + y = 16\) C. \(0.5x + y = 13\)
-
which of the following historical developments most likely contributed …
A. African Americans moved to those regions primarily to seek employment opportunities in wartime industries during World War II.
-
finn and gertrude made the same number of cupcakes for their valentines…
40
-
2) \\begin{cases} y = -12 \\\\ y = -5x - 2 \\end{cases}
$x=2$, $y=-12$
-
1 mark for review which of the following may be considered a primary re…
B. They sought safety from the dangers of lynching and other racial violence.
-
which equation(s) have $x = -3$ as the solution? choose two correct ans…
$\log_4(-20x + 4) = 3$, $\log_3(2x + 15) = 2$
-
solve the absolute value equation for n.\\ |-2n + 7| + 8 = 33\\ show yo…
$n = -9$ or $n = 16$
-
consider the system of equations in standard form. x + 4y = 26, 3x - 4y…
s: - Best window range for \( x \)-values: A range that includes \( 14 \), e.g., \( 0 \) to \( 20 \) (or similar, depending on the available options). - Best window range for \( y…
-
which equation(s) have ( x = 2 ) as the solution? choose two correct an…
$\log_{2}(5x + 6) = 4$, $\log_{x}16 = 4$
-
evaluate \\(\frac{5^{-1}}{-9^{0}}\\). write your answer as a fraction i…
\(-\frac{1}{5}\)
-
9. $6k + 21$ $3(2k + 7)$ $\\text{gcf: } 3$ 11. $8r + 15$ $\\text{gcf: }…
GCF: $1$ The expression $8r+15$ remains in its original form as it cannot be factored. --- ### For the multiple-choice question:
-
consider the following system of equations given in slope - intercept f…
C. \( 0 \leq x \leq 20, 0 \leq y \leq 20 \) (assuming the options are labeled A, B, C, D with C being \( 0 \leq x \leq 20, 0 \leq y \leq 20 \))
-
spriggs uses the term polyculture to refer to a dairy farm. an industri…
C. a farm that produces multiple kinds of products.
-
evaluate $5^{-4}$. write your answer as a fraction in simplest form. th…
\(\frac{1}{625}\)
-
spriggs includes a counterargument which states that buying locally wil…
negatively affect the national economy.
-
6. $2p - 9$ prime gcf: — 8. $10v + 45$ gcf: — 10. $16a - 12b$ multiple-…
B. 5(2v + 9)
-
question 1 1 pts according to spriggs, buying local matters because it …
A. it is one way that the United States can set an example for global environmentalism.
-
match each logarithm to its value. a. \\(\\log_{27} 3\\) b. \\(\\log_{8…
Logarithm D is equal to $-3$. Logarithm C is equal to $\frac{3}{2}$. Logarithm B is equal to $\frac{3}{4}$. Logarithm A is equal to $\frac{1}{3}$.
-
multiple-choice question if there is not a gcf, can you factor it? no y…
1. For $2p-9$: Prime, cannot be factored 2. For $10v+45$: $5(2v + 9)$ 3. For $16a-12b$: $4(4a - 3b)$ 4. Multiple-choice answer: No
-
question 5 1 pts which of the following is a characteristic feature of …
Writing that takes a position must express an explicit position on a topic or issue.
-
cause & effect practice *****dont forget***** cause = the reason why so…
### Part 1: Completing the Cause - Effect Chart #### 1. Cause: Many African Americans endured racism. Effect: They fought for civil rights (or they faced hardships in various aspe…
-
question 4 1 pts where can you find academic writing that takes a posit…
You can find academic writing that takes a position in all of these places.
-
moong (express your answer in scientific notation.) 2. simplify: ((x + …
2. $\boldsymbol{(x+y)^2}$ (or $\boldsymbol{x^2+2xy+y^2}$, as they are equivalent) 3. $\boldsymbol{x^n}$ 4. (Graph description: Closed dots at $-3$ and $5$ on the number line, with…