10. 2x =3 - 4y
Contains the point (-4,3)

Answer:

my biggest tip would be use a percentage calculator

Answer:

Sure mate, n is equal to 27

Step-by-step explanation:

side ab is similar side pq. This is given.

12/4=3 therefore your  scale factor from small to large is 3

side cb is similar to rq. This is given.

the length of cb is equal to 9 multiplying this by 3 will give you the length of line segment rq. and therefore the value of N.

9*3=27

The number of ways integer points can be assigned to the 12 problems, given that the total points is 100 and each problem is worth at least five points, can be calculated using a combinatorial approach.

To determine the number of ways, we can use the concept of stars and bars, which is a combinatorial technique used to distribute indistinguishable objects into distinguishable groups. In this case, the stars represent the total points (100) and the bars represent the dividers between the problems.

Since each problem is worth at least five points, we can consider a minimum of five points already assigned to each problem. This means we need to distribute the remaining points (100 - 12*5 = 40 points) among the 12 problems.

Using the stars and bars approach, we have 40 stars (representing the remaining points) and 11 bars (representing the dividers between the 12 problems). The number of ways to arrange these stars and bars is equivalent to the number of ways to assign points to the problems.

The answer, therefore, can be calculated using the formula for combinations with repetition: C(n + k - 1, k - 1), where n is the number of stars (40) and k is the number of bars (11).

Hence, the number of ways to assign integer points to the problems is C(40 + 11 - 1, 11 - 1) = C(50, 10).

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Answer:14

Step-by-step explanation:

103,113,123,130,131,132,133,134,135,136,137,138,139,143.

Listing out the numbers between 99 and 149 having atleast one digit that is 3, the total number is 14.

The digits are as follows :

The total count of the listed digits is 14.

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Answer:

Below

Step-by-step explanation:

To find the number of games g that the team could lose and still be eligible for the playoffs, we can write the inequality:

g / 18 ≤ 40%

g / 18 ≤ 0.4

g ≤ 7.2

We can round down to 7 to get the maximum number of games the team could lose and still be eligible for the playoffs.

If the baseball team loses 8 of its remaining games, they will not advance to the playoffs. This is because 8 is greater than the maximum number of games they could lose and still be eligible for the playoffs, which is 7.

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Answer: 13

Step-by-step explanation:

\(66\geq 7x-21\)

add 21 both sides

\(87\geq 7x\)

divide both sides by 7

\(12.4\geq x\)

So more than 13 cars

Answer:

5,000.

¡Espero que ayude!

Step-by-step explanation:

Answer:

-2=-2

Step-by-step explanation:

You can't simplify it

(a) The eigenvalues of matrix A in ascending order are -5 and 8.

(b) v₁ is the eigenvector of matrix A with the corresponding eigenvalue -5.

In order to find the eigenvalues of matrix A, we need to solve the characteristic equation det(A - λI) = 0, where A is the given matrix, λ is the eigenvalue, and I is the identity matrix of the same size as A. Substituting the values from matrix A, we have:

| -λ  -3   0 |

| -4   7  -λ |

|  2   0  -λ |

Expanding the determinant and solving the resulting polynomial equation, we find the eigenvalues. In this case, the eigenvalues are -5 and 8, listed in ascending order.

To determine which vector is an eigenvector, we need to check if it satisfies the equation Av = λv, where v is the given vector and λ is the corresponding eigenvalue. In this case, v₁ = (1, 0, 4), and we substitute it into the equation:

A * v₁ = λ * v₁

|  0  -3   0 |   | 1 |    | -5 |

| -4   7   2 | * | 0 | =  |  0 |

|  2   0  -4 |   | 4 |    | 20 |

By performing the matrix multiplication, we see that the equation holds true. Therefore, v₁ is the eigenvector corresponding to the eigenvalue -5.

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Therefore, the correct option is A. residual sum of squares = 31499; mean square error = 15749; standard error of the estimate = 48.42.

The residual sum of squares (SSE) can be found using the formula SSE = SS(total) - SS(regression), where SS(total) is the total sum of squares and SS(regression) is the sum of squares due to regression.

From the given results, SS(total) = 538533 and SS(regression) = 1499157496.72.

Therefore, SSE = 538533 - 1499157496.72

= 31499.

The mean square error (MSE) is calculated as MSE = SSE / (n - k), where n is the sample size and k is the number of predictor variables. I

n this case, n = 6 and k = 2, so MSE = 31499 / 4

= 7874.75.

The standard error of the estimate (s) is calculated as the square root of the mean square error:

s = √(7874.75)

= 88.65.

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200 grams of sterling silver is needed to make the 91℅ alloy

An equation is mathematical expression that contains an equals symbol. Equations are contain algebra. Algebra is used in maths when you do not know the exact number in a calculation.

given, x + y =500

The number of grams of pure silver in x plus the number of grams of pure silver in y is equal to the number of grams of pure silver in the 500 grams.

The pure silver is given in percentage forms.

Hence, 92.5% (x) + 90% (y) =91% (500)

Substitute y by 500−x in the last equation to write

92.5% (x) + 90% (500−x) =91% (500)

Simplify and solve

92.5x+45000−90x=45500

x=200 grams.

Hence, 200 grams of Sterling Silver is needed to make the 91% alloy.

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The likelihood that a player will score more than 24 points in a randomly chosen game is 0.0013 or 0.13%.

To compute the probability for the a data point, we must first get the value's z-score.

Mean = μ = 15 points

SD = σ = 3 points

When calculating the likelihood that a score will be higher than 24, the z-score for 24 is:

z-score = (x-μ)/σ

z = (24-15)/3

z = 9/3

z = 3

The chance of z3 must now be determined using the z-score table, and it will be deducted from 1 to determine the likelihood of z>3.

P(z < 3) = 0.9987

P(z > 3) = 1 - P(z < 3)

P(z > 3) = 1 - 0.9987

P(z > 3) = 0.0013 = 13%

Thus, the probability that a player will score more than 24 points in a randomly chosen game is 0.0013 or 0.13%.

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Answer:

2,0?

Step-by-step explanation:

To do this, find your first derivative and then find where it is equal to zero. Because we are only concerned about the interval from -5 to 0, we only need to test points on that interval. (i really don't know hot to explain)

In order to factor our polynomial must be written in a way that we will factor out the greatest common factor

A polynomial is an expression made up of variables, constants, and exponents that are combined using mathematical operations like addition, subtraction, multiplication, and division.

A polynomial function is one that involves only non-negative integer powers or positive integer exponents of a variable in an equation such as the quadratic equation, cubic equation, and so on. For example, 2x+5 is a polynomial with an exponent of one.

To be a polynomial term, an expression must contain no square roots of variables, no fractional or negative powers on variables, and no variables in the denominators of any fractions.

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Answer:

idek this is to hard for me

Starting with the least likely event, the chances of a politician fulfilling all his or her campaign promises can be quite low due to the complexities of politics and the potential for unforeseen circumstances.

Next, while full moons are relatively common, they occur approximately once a month, making it more likely than the politician's scenario but less likely than the other events.

Rolling a die and getting a 6 has a higher likelihood as there is a 1 in 6 chance of rolling a 6 on a fair six-sided die. The safe arrival of a person in New York City from Chicago is more probable than the previous events but still has an element of uncertainty regarding the fate of their luggage.

Randomly selecting an ace from a regular deck of 52 playing cards has a higher probability compared to the previous events, as there are four aces in a deck. The likelihood increases further when randomly selecting the queen of hearts, which is only one specific card out of the 52-card deck.

Finally, selecting a black card from a regular deck has the highest probability among the listed events since there are 26 black cards in the deck, including all the clubs and spades.

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The description that most accurate for a Zero-Based Budget is:

b. You put every dollar of your take-home pay into a budget category each month.

A zero-based budget is a budgeting method in which your total income minus your total expenses equals zero. This means that every dollar of your income is assigned a specific purpose, either to be saved or spent on specific expenses. The goal of this method is to ensure that you have accounted for all of your income and that you do not have any leftover funds that are not allocated to a specific purpose. In this sense, option b, "You put every dollar of your take-home pay into a budget category each month" is the most accurate description of a zero-based budget.

A zero-based budget can be applied to any source of income, whether it be a salary, freelance work, rental income, or any other type of income. The key is to allocate every dollar of that income to a specific purpose, such as savings, expenses, or investments, to ensure that all of the income is accounted for. This budgeting method can help individuals and households to better manage their finances by ensuring that they are not overspending and that they have a plan for all of their income.

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Answer:

-x

Step-by-step explanation:

12 5/6=77/6

77/6x-14x+1/6x

77/6x+1/6x-14x

78/6x-14x

78/6x-84/6x

-6/6x

-x

Answer:

-9750

Step-by-step explanation:

The surface area she needs for the door is 33680 cm² or 3.368 m².

Surface area = 2(hw + ht + wt)

where:

h is the height οf the dοοr

w is the width οf the dοοr

t is the thickness οf the dοοr

Tο find the surface area οf a dοοr, yοu need tο measure the height, width, and thickness οf the dοοr and multiply thοse values tοgether. Assuming that the dοοr is rectangular we can use, surface area = 2(hw + ht + wt).

The first term in the fοrmula (hw) represents the area οf the frοnt οr back οf the dοοr, while the secοnd term (ht) represents the area οf the twο sides οf the dοοr and the third term (wt) represents the area οf tοp and bοttοm οf the dοοr. Once she has the surface area, she can calculate hοw much paint she needs tο buy based οn the cοverage rate οf the paint she has chοsen.

Given the data,

h = 200 cm

w = 80 cm

t = 3

Substitute the data in formula

2(hw + ht + wt)

⇒ 2(200·80 + 200·3 + 80·3)

⇒ 2(16000 + 600 + 240)

⇒ 2(16840)

⇒ 33680

Thus, the surface area she needs for the door is 33680 cm² or 3.368 m².

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Complete question:

Stephanie just redecorated her bedrοom. She wants to paint her door green but needs to knοw the surface area οf the door to see if she has enough paint.  What is the surface area of the doοr?

Answer:

The first three depending on what the first one says. 2 and three are definitely correct though. If the first one says x to the second power added by 4 then it is correct.

Step-by-step explanation:

Answer: 360 degrees.

Step-by-step explanation:

For any polygon, finding the sum of the interior angles can be found using a simple formula:

\(180(n-2)\)

n is the number of sides, and there are four sides to this polygon.

\(180(4-2); 180(2)=360\)

Using triangles, we know the sum of the interior angles for any triangle is 180 degrees; if you imagine the polygon as two triangles put together, then you can easily add up the angle sums as 360, since two triangles with an interior angle sum of 180 will have a total of 360 degrees as the interior angle sum.

Answer:

\(\frac{7}{8}\)

Step-by-step explanation:

\(\frac{1}{4}\ + \frac{10}{16}\\)

\(= \frac{4}{16}\ + \frac{10}{16}\\\)

\(= \frac{14}{16} \\\)

\(= \frac{7}{8}\)

hope it helps :)

mark brainliest!

Any value of x that is less than -4 is a solution to the inequality x < -4.

Any value of x that is less than -4 is a solution to the inequality x < -4.

Some examples of such values are:

x = -5

x = -10

x = -100

In fact, any value that is to the left of -4 on the number line is a solution to the inequality x < -4. On a number line, we represent this inequality by shading everything to the left of -4.

To understand this visually, imagine a number line with -4 as the reference point.

All the values to the left of -4 will be negative, and all the values to the right of -4 will be positive.

So, the inequality x < -4 means that x can be any value to the left of -4 on the number line.

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The Mean, Variance, and Standard Deviation of the given Discrete Probability Density Function are -32M, 159.36M², and 12.6M, respectively.

Given that,4M + 0.6 f(x) = M - 0.2(3M)Using the given Discrete Probability Density Function, we have to determine the following:(1) The Constant M.(2) The Distribution Function.(3) The Mean, Variance, and Standard Deviation.(1) The Constant M

To find the constant M, we will substitute the value of x in the given probability density function, which is:4M + 0.6 f(x) =

M - 0.2(3M)For x = 3: 4M + 0.6 f(3) M - 0.2(3M)4M + 0.6(3)

= M - 0.6M4M + 1.8 = 0.4M3.6M -1.8M

= -0.5Therefore, the value of constant M is -0.5.(2) The Distribution Function is given by: F(x) = ∫(from -∞ to x) f(t) dt The probability density function is given by:4M + 0.6 f(x) = M - 0.2(3M)

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Answer:

thank you so much!

Step-by-step explanation:

Answer:

346mm^2

Step-by-step explanation:

the formula to find the surface area of a rectangular prism is S.A.=2(l*w+l*h+w*h)

l is length

w is width

h is height

so, 2(13*6+13*5+6*5)

=346mm^2

Answer:

346 mm²

Step-by-step explanation:

  l = length = 6 mm

 w = width = 5 mm

  h = depth = 13 mm

        \(\boxed{\text{\bf Surface area of rectangular prism =2*(lw+wh+hl)}}\)

                                                                        \(\sf = 2 *( 6*5 +5*13 +13*6)\\\\= 2* (30 + 65 + 78)\\\\= 2 * 173\\\\= 346 \ mm^2\)

The correct statement regarding the variation of the two measures is given as follows:

C. Yes, they vary directly. When one quantity increases, the other quantity also increases.

For this problem, we have that when the number of correct answers on the test increases, the score also does, hence the two quantities vary directly, and option c is the correct option for this problem.

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Fill in the blank to complete the trigonometric formula: sin 2u = 2sinu*cosu.

The trigonometric formula sin 2u = 2sinu*cosu states that the sine of twice an angle is equal to two times the product of the sine of the angle and the cosine of the angle.



In trigonometry, the formula sin 2u = 2sinu*cosu describes the relationship between the sine of twice an angle and the sine and cosine of the angle itself. It is derived using the angle addition formula for the sine function. By substituting A = B = u into sin(A + B), we get sin 2u = sin u*cos u + cos u*sin u. Since sin u*cos u and cos u*sin u are equal, the equation simplifies to sin 2u = 2sin u*cos u.

This formula is based on the properties of right triangles and the unit circle. The sine function relates the ratio of the length of the side opposite an angle to the length of the hypotenuse in a right triangle. When we consider the angle 2u, we can think of it as two angles u combined. By applying the angle addition formula and simplifying, we find that sin 2u can be expressed as 2sin u*cos u. This formula allows us to calculate the sine of twice an angle using the sine and cosine of the original angle.

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According to the fuzzy-trace theory dual-process model, it is False that it is more beneficial for adolescents to base their judgments and decisions on simple gist than on analytical thinking.

Fuzzy-trace theory, according to the dual-process model, predicts that decision-making effectiveness improves as the complexity of the decision increases, providing that the decision maker draws on the meaning-based representation, or gist, rather than the surface representation or verbatim. The theory proposes that, because of the differences between gist and verbatim processing, relying on gist-based representations improves decision-making accuracy and decreases susceptibility to the influence of extraneous stimuli in complex, high-risk situations like those that adolescents are frequently exposed to.

Gist and verbatim are two ways of storing and retrieving information. The former refers to the meaning or essence of a message, whereas the latter refers to the surface characteristics of a message, such as its exact wording. Simple gist refers to the general meaning of a message, while analytical thinking refers to the careful examination of its particular elements.

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