HELP EASY LOOKING FOR ANSWERS TO NUMBER FOUR

The correct order from greatest to least is:

870, 890, 832.

The numbers in the given options are:

330, 341, 382, 490, 581, 671

560, 324, 318

870, 890, 832

Among these options, the first option is already in increasing order, so it is not the correct answer. The second option is in decreasing order, so it is also not the correct answer. The third option, however, is in increasing order, and the numbers are 870, 890, and 832. Therefore, the correct order from greatest to least is 870, 890, 832.

The given expression "16 = 19 - 3" is not related to ordering numbers and does not affect the solution. It appears to be an equation stating that 16 is equal to 19 minus 3

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Answer:

Don't let anyone bring you down you matter you rock!

Step-by-step explanation:

The eigenvectors of the matrix A which correspond to the eigenvalues \($\lambda_1 = -3$\)

\($\lambda_2 = -1$\),

and \($\lambda_3 = 2$\),

respectively and\($x= \begin{bmatrix} -4 \\ 0 \\ -10 \end{bmatrix}$.\)

To express x as a linear combination of v₁, v₂, and v₃,

We need to find the coefficients a₁, a₂  and a₃ for which x = a₁v₁ + a₂ v₂ + a₃v₃

Step 1: Construct the augmented matrix for the system of linear equations:

\($\begin{bmatrix} 0 & -3 & -1 & | & -4 \\ 3 & -3 & 0 & | & 0 \\ -3 & 0 & 2 & | & -10 \end{bmatrix}$\)

Step 2: Reduce the augmented matrix to echelon form.

\($\begin{bmatrix} 1 & 0 & 0 & | & 2 \\ 0 & 1 & 0 & | & 2 \\ 0 & 0 & 1 & | & -2 \end{bmatrix}$\)

Therefore, the solution is given by \($x = 2v₁ + 2v₂- 2v₃$\).So,

\($A = \begin{bmatrix} -3 & 0 & 0 \\ 0 & -1 & 0 \\ 0 & 0 & 2 \end{bmatrix}$\)

And \($Ax = A(2v₁ + 2v₂ - 2v₃) = 2A(v₁+ v₂ - v₃)                 = 2(\lambda_1v₁ + \lambda_2v₂+ \lambda_3v₃)                 = 2\begin{bmatrix} 9 \\ -9 \\ 5 \end{bmatrix}                 = \begin{bmatrix} 18 \\ -18 \\ 10 \end{bmatrix}$\)

Hence, \($A x = \begin{bmatrix} 18 \\ -18 \\ 10 \end{bmatrix}.$\)

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To solve the system of equations the answer is A

\($x=v_3=\begin{bmatrix} -1 \\ 0 \\ 2\end{bmatrix}$\)

Given that

\($v_1=\begin{bmatrix} 0 \\ 3 \\ -3\end{bmatrix}$,\)

\($v_2=\begin{bmatrix} -3 \\ -3 \\ 0\end{bmatrix}$,\)

\($v_3=\begin{bmatrix} -1 \\ 0 \\ 2\end{bmatrix}$\)

be eigenvectors of the matrix A which correspond to the eigenvalues

\($\lambda_1 =-3$,\)

\($\lambda_2=-1$\)

and

\($\lambda_3=2$\)

respectively.

Also,

\($x=\begin{bmatrix} -4 \\ 0 \\ -10\end{bmatrix}$\)

is given.

To find x as a linear combination of

\($v_1,v_2$\)

and

\($v_3$\)

we have to solve the system of equations

\(\[\begin{bmatrix} 0 & -3 & -1 \\ 3 & -3 & 0 \\ -3 & 0 & 2\end{bmatrix}\begin{bmatrix} c_1 \\ c_2 \\ c_3\end{bmatrix}=\begin{bmatrix} -4 \\ 0 \\ -10\end{bmatrix}\]\)

Solving this system, we get \($c_1=-2, c_2=0, c_3=-3$\)

Therefore, \($x=-2v_1-3v_3$\)

Now, to find Ax, we have

\($$Ax=A(-2v_1-3v_3)=-2Av_1-3Av_3$$\)

To compute \($Av_1$\)

we have

\(\[\begin{aligned}Av_1&=A\begin{bmatrix} 0 \\ 3 \\ -3\end{bmatrix}\\&=\begin{bmatrix} 0 & -3 & -1 \\ 3 & -3 & 0 \\ -3 & 0 & 2\end{bmatrix}\begin{bmatrix} 0 \\ 3 \\ -3\end{bmatrix}\\&=\begin{bmatrix} 3 \\ -9 \\ 9\end{bmatrix}\\&=3\begin{bmatrix} 1 \\ -3 \\ 3\end{bmatrix}\\&=3v_1\end{aligned}\]\)

Similarly, to compute $Av_3$,

we have

\[\begin{aligned}Av_3&=A\begin{bmatrix} -1 \\ 0 \\ 2\end{bmatrix}\\&=\begin{bmatrix} 0 & -3 & -1 \\ 3 & -3 & 0 \\ -3 & 0 & 2\end{bmatrix}\begin{bmatrix} -1 \\ 0 \\ 2\end{bmatrix}\\&=\begin{bmatrix} -3 \\ 0 \\ 4\end{bmatrix}\\&=4\begin{bmatrix} -3/4 \\ 0 \\ 1\end{bmatrix}\\&=4v_3\end{aligned}\]

Therefore, \($Ax=3(-2v_1)+4(-3v_3)=-6v_1-12v_3=\begin{bmatrix} 18 \\ -30 \\ -18\end{bmatrix}$\)

and the answer is A

\($x=v_3=\begin{bmatrix} -1 \\ 0 \\ 2\end{bmatrix}$\)

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Answer:

The y-intercept y = -9

Step-by-step explanation:

Given the function

\(f\left(x\right)\:=\:\left(x+1\right)\left(x-9\right)\left(x-1\right)^2\)

Determining the y-intercept of the function

We know that the value of the y-intercept can be determined by setting x = 0 and determining the corresponding value of y.

so substitute x = 0 in the function

\(y\:=\:\left(x+1\right)\left(x-9\right)\left(x-1\right)^2\)

\(y\:=\:\left(0+1\right)\left(0-9\right)\left(0-1\right)^2\)

\(y=1\cdot \left(-9\right)\left(0-1\right)^2\)

\(y=1\cdot \left(-9\right)\cdot \:1\)

\(y=-1\cdot \:9\cdot \:1\)

\(y=-9\)

Therefore, the y-intercept y = -9

The desired formula for the area of the region bounded by the curve, the line, and the perpendiculars to the line from P and Q is

Area of region = ∫p^q 2π[f(x) - mx - b]√[1 + m²] dx

In this project, we are asked to discover formulas for finding the volume of a solid of revolution and the area of a surface of revolution when the axis of rotation is a slanted line. We need to show that the area of the region bounded by the curve y = f(x), the line y = mx + b, and the perpendiculars to the line from P and Q is given by a particular formula.

To find the area of the region bounded by the curve y = f(x), the line y = mx + b, and the perpendiculars to the line from P and Q, we can approximate the area using rectangles perpendicular to the line. The figure given in the problem can be used to express Δu in terms of Δx.

Let us consider a small segment of the curve y = f(x) between two points x and x + Δx. The length of this segment is approximately given by √(Δx² + Δy²), where Δy is the change in y between the two points.

The perpendicular distance between the line y = mx + b and this segment is given by |mx + b - f(x)|. Therefore, the area of the rectangle formed by this segment and the line y = mx + b is approximately given by [√(Δx² + Δy²)][|mx + b - f(x)|][Δx].

Summing up the areas of all such rectangles over the length of the curve gives us an approximation for the area of the region bounded by the curve, the line, and the perpendiculars to the line from P and Q. As we take finer and finer rectangles, this approximation gets closer and closer to the true area.

Taking the limit as the width of the rectangles approaches zero gives us the exact area of the region. Simplifying the expression and substituting the values of P, Q, and the line y = mx + b, we get the formula:

Area of region = ∫p^q 2π[f(x) - mx - b]√[1 + m²] dx

This is the desired formula for the area of the region bounded by the curve, the line, and the perpendiculars to the line from P and Q.

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Answer:

Nathan multiplies −2x+3y=6 by 2 and then adds the equations. He finds the result is an identity, so there are infinitely many solutions.

Step-by-step explanation:

k12

The solution for the system of equations -

- 2x + 3y = 6

3x - 6y = -12

is (0, 2)

The general equation of a straight line is -

[y] = [m]x + [c]

where -

[m] is slope of line which tells the unit rate of change of [y] with respect to [x].

[c] is the y - intercept i.e. the point where the graph cuts the [y] axis.

The equation of a straight line in point slope form can be also written as-

\(y-y_{1}=m\left(x-x_{1}\right)\)

We have the following set of equations -

- 2x + 3y = 6

3x - 6y = -12

These are the equations of a straight line. Plotting the graphs and finding the point of intersection would give us the solution. It can be seen from the graph that the solution is given by coordinate - (0,2)

Solving by elimination method -

- 2x + 3y = 6       ..[1]

3x - 6y = -12            ..[2]

Multiply [1] by 3 and [2] by 2 -

- 6x + 9y = 18

6x - 12y = - 24

Adding both -

- 6x + 9y + 6x - 12y = 18 - 24

-3y = - 6

y = 2

AND

- 2x + 3y = 6

-2x + 6 = 6

x = 0

Therefore, the solution for the system of equations -

- 2x + 3y = 6

3x - 6y = -12

is (0, 2)

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Answer:

13

Step-by-step explanation:

❤️❤️❤️❤️❤️

Answer: Another way to look at it is that the rectangle was reduced in a factor of 5 (1/0.2=5)

don't forget to drop a heart hope it helped

Step-by-step explanation:

Answer: 1/0.2=5

Step-by-step explanation:

I hope this helps if you guys need a reach out to me :)

There are 34 cows will graze the same field in 10 days.

We have to given that;

55 cows can graze a field in 16 days.

Since, Any relationship that is always in the same ratio and quantity which vary directly with each other is called the proportional.

Now, Let us assume that,

Number of cows graze the same field in 10 days = x

Hence, By proportion we get;

55 / 16 = x / 10

Solve for x;

550 / 16 = x

x = 34

Thus, There are 34 cows will graze the same field in 10 days.

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Answer:

3

Step-by-step explanation:

2.4x+ 2.8=10

-2.8 -2.8

2.4=7.2

divide 7.2/2.4

3

Answer:

The answer is 1/8 because 1/2 as a decimal is 0.5 so do 1/2 and get 0.5 then you do 0.5 divided by 4 which is 0.125 and 0.125 as a fraction is 1/8

Step-by-step explanation:

The probability that at least nine of ten randomly selected flashlights will work, given that 80% of all batteries have acceptable voltages, is 0.2684.

This problem can be solved using the binomial distribution.

Let X be the number of flashlights out of 10 that will work. Then X is a binomial random variable with n = 10 and p = 0.8.

We want to find P(X ≥ 9). Using the binomial probability formula, we can compute

P(X ≥ 9) = P(X = 9) + P(X = 10)

= (10 choose 9)(0.8)^9(0.2)^1 + (10 choose 10)(0.8)^10(0.2)^0

= 0.2684

Therefore, the probability that at least nine out of ten flashlights will work is 0.2684 (rounded to three decimal places).

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Answer:

Nobody ever said having faith would be easy, but it will be worth it and here is why.

He knows better than we do. God knows everything we are going through at this very moment and everything we will go through in the future. ...

All Things Are Possible With God.

He Is Worthy Of Our Trust.

He Knows What He Is Doing.

He is the creator of the universe

he exited before the heavens and earth

He is our father and the father of our ancestors

He has performed many miracles

He is the God who answers all prayers if you believe.

He is the one who stands by you in any situation, in good times and bad

He is a merciful, understandable and dependable God

What he says he'll do, that is what he'll do

Answer:

Max made a mistake in step 5.

He should have used division instead of multiplication.

Step-by-step explanation:

In step #5, he made the mistake of multiply 5/6 by 5/6. The reason why this doesn't work is because y is not a full y. When there isn't a number beside a variable, it is implied that it is 1y. To solve for y, you need 1y or else results or inaccurate.

In reality, 5/6 * 5/6 is equal to 25/36. If you divided 5/6 by 5/6, it is equal to 1, which makes y a full y.

Answer:

he made a lot of mistakes, but i'd say he used division instead of multiplication in step 5

(but the biggest mistake was adding 1/6 to both sides instead of multiplying by it)

Step-by-step explanation:

This matches the placement of 10, 15, and 20 and hence the standard deviation will be the same in the two cases.

What is the standard deviation?

The standard deviation in statistics is a measure of the amount of variation or dispersion in a set of values. A low standard deviation indicates that the values are close to the set's mean, whereas a high standard deviation indicates that the values are spread out over a wider range.

Standard deviation determines how far numbers deviate from the mean. The Standard deviation of the two sets will be the same if the numbers from the respective means are placed in the same order.

This is what 10, 15, and 20 will be on a number line

10_ _ _ _15 _ _ _ _20

(15 is the mean and 10 and 20 are 5 steps away from the mean)

i) Z - X = 10

This is what Z and X will be on the number line

X _ _ _ _ _ Z

ii) Z - Y = 5

This is what Z and Y will on the number line.

Y_ _ _ _ _ Z

Together, their relative placement on the number line:

X _ _ _ _ _  Y  _ _ _ _ _  Z

This matches the placement of 10, 15, and 20 and hence the standard deviation will be the same in the two cases.

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Answer:

She spent $3

Step-by-step explanation:

It says on the chart that mozzarella cheese is $6 for 16 pounds, though Mary bought 8 pounds.

8 times 2 is 16, and that means 6/2 is $3.

Therefore,

Mary spent $3 on cheese

Based on the distance that the yellow jacket flies in 9 seconds, the unit rate in meter per second is 0.5 m/s

The unit rate of the yellow jacket can be found by the formula:

= Distance travelled / Number of seconds

Solving gives:

= 4.5 / 9

= 0.5 meter per second

= 0.5 m/s

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Using a t-distribution calculator, it is found that the t-value is t = 1.328.

option (d) is correct.

To ascertain if a claim about a population parameter is true or false, statisticians utilize hypothesis testing.

We usually create a null hypothesis and an alternative hypothesis before conducting a hypothesis test, and these take the following forms:

H0, or the null hypothesis Parameter for the population =, some value

Alternative Hypothesis: Some Value for Population Parameter, >

Two different kinds of hypothesis tests exist:

a test with one tail The alternative hypothesis has either the sign or

Test with two-tailed: Alternative hypothesis has the sign

The alternative hypothesis always contains the not equal sign in a two-tailed test.

This means that we are examining the existence of an effect, whether it be a good or negative effect.

Sample size, n= 20.

Degree of freedom, df=n-1,

df=20-1=19

α=.2

Using the T-distribution calculator :

Since it is two-tailed:

Tα/2 ; 19 = T0.2/2 ; 19 = T0.1, 19 = 1.3277 = 1.328

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The correct statement is Most of the songs were between 3 minutes and 3.8 minutes long.

Based on the given information from the graph, we can determine the following:

The graph shows an upward trend from 2.8 to 3.4 on the horizontal axis.

Then, there is a downward trend from 3.4 to 4 on the horizontal axis.

From this, we can conclude that most of the songs played during the one-hour interval were between 3 minutes and 3.8 minutes long. This is because the upward trend indicates an increase in length from 2.8 to 3.4, and the subsequent downward trend suggests a decrease in length from 3.4 to 4.

Therefore, the correct statement is:

Most of the songs were between 3 minutes and 3.8 minutes long.

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Answer:

A

Step-by-step explanation:

The length of the segment BE is 2 units.

A quadrilateral with parallel sides that are equal to one another and four equal vertices is known as a rectangle.

Given:

Quadrilateral ABCD is a rectangle.

BE=3x−7 and AC=8x−20.

E is the intersection point of the diagonals.

So,

AC/2 = BE

(8x−20)/2 = 3x−7

4x - 10 = 3x - 7

x = 3

So, BE = 2

Therefore, BE = 2 units.

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1. Correlation does not imply causality - a correlation between two variables does not necessarily mean that one causes the other; a third variable may be responsible.

2. Regression equation and line - an equation describing the linear relationship between two variables, and their graphical representation, respectively, used for prediction and visualization.

3. Linear correlation coefficient - a value of 1.200 indicates a strong, positive correlation between two variables.

1. Correlation does not imply causality means that just because two variables seem to be related, this does not necessarily mean that one variable causes the other. It is possible that a third variable could be causing the relationship between the two variables.

2. The regression equation is an equation that describes the linear relationship between two variables, while the regression line is the graph of the equation.

The regression equation is used to predict the value of one variable based on the value of another variable, while the regression line is used to visualize the linear relationship between two variables.

3. If you had computed the value of the linear correlation coefficient to be 1.200, you should conclude that there is a strong, positive correlation between the two variables.

Therefore, it can be concluded that a correlation between two variables does not necessarily indicate causality as a third variable could be involved. The regression equation and line are used to predict and visualize the linear relationship between two variables, respectively. In the case of a linear correlation coefficient value of 1.200, there is a strong, positive correlation between the two variables.

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the answer is 0 Numble D

it help you

The total revenue that will be maximized is 20 - 2a

From the question, we have the following parameters that can be used in our computation:

Qd = 20 - P

The revenue equation is calculated using

Revenue = Quantity * Price

So, we have

R = Qd * P

This gives

R = (20 - P) * P

Expand

R = 20P - P²

Differentiate

R' = 20 - 2P

Next, we have

Q = a

So, we have

R = 20 - 2a

Hence, the total revenue that will be maximized is 20 - 2a

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The possible bootstrap samples from the given sample values are:

-3,-8,13,2,2

0,-3,13,-8,-8,-3,31,14,-2

-8,-8,-8,-8,-8

15,2,15,2,-3

Bootstrap sampling is a statistical technique for estimating the sampling distribution of an estimator by sampling with replacement from the original sample data. The possible bootstrap samples from the given sample values can be obtained by randomly selecting samples of the same size as the original sample, with replacement.

The selected values are then used to form the bootstrap sample. The number of possible bootstrap samples is very large and depends on the size of the original sample.

In this case, we are given a sample of size 5 with values -8, -3, 13, 2, 15. To obtain the possible bootstrap samples, we can randomly select 5 values from this sample with replacement. One possible bootstrap sample is -3,-8,13,2,2. Similarly, we can repeat this process to obtain other possible bootstrap samples, which are 0,-3,13,-8,-8,-3,31,14,-2, -8,-8,-8,-8,-8, and 15,2,15,2,-3.

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Functiοn mοdels the relatiοnship between the cοncentratiοn οf the medicatiοn in milligrams is P(t) = 25.5(0.838)ˣ and number οf hοurs since the medicatiοn was taken, t is 2 hοurs.

The cοncentratiοn οf the drug in the blοοdstream at t = 8 hοurs is 24 mg/L. Frοm t= 0 tο t= 2 hr, the cοncentratiοn is increasing and after 2 hrs the cοncentratiοn is decreasing. The level οf the drug in the blοοdstream reaches its maximum value at t=2 hrs , and  the cοncentratiοn in the blοοdstream at that time is 25.5 mg/L.

\After the drug reaches its maximum level in the blοοdstream, 8 additiοnal hοurs are required fοr the level tο drοp    tο 16 mg/L. As at t= 10 hrs, cοncentratiοn is 16 mg/L and maximum cοncentratiοn is at t=2hrs. Sο, additiοnal hοurs= 10-2=8 hrs

P(t) = 25.5( 1-16.2%)ˣ

= 25.5((100 - 16.2)/100)ˣ

= 25.5(83.8/100)ˣ

P(t) = 25.5(0.838)ˣ

Hence, functiοn mοdels the relatiοnship between the cοncentratiοn οf the medicatiοn in milligrams is P(t) = 25.5(0.838)ˣ and number οf hοurs since the medicatiοn was taken, t is 2 hοurs.

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Complete question:

9. A patient has taken 25.5 mg of a prescribed medication. The concentration of the medication in the body decreases at a rate of 16.2% per hour.

Which function models the relationship between the concentration of the medication in milligrams, p(t), and the number of hours since the medication was taken, t?

There are 3 cases to consider when determining horizontal asymptotes:

1) Case 1: if: degree of numerator < degree of denominator. then: horizontal asymptote: y = 0 (x-axis)

2) Case 2: if: degree of numerator = degree of denominator.

3) Case 3: if: degree of numerator > degree of denominator.

Answer:

\( 2.58 \times {10}^{8} \)

Step-by-step explanation:

\(9.3. {10}^{7} - 3.4. {10}^{6} \\ = (27 \times 10 - 12) \times {10}^{6}\\ = (270 - 12) \times {10}^{6} \\ = 258 \times {10}^{6} \\ = 2.58 \times {10}^{6 + 2} \\ = 2.58 \times {10}^{8} \)

Answer: i don't know

Step-by-step explanation:

what is this

also i need points! sry

Answer:

\(49 + 9 \times 4 + 18 \div 10 \\ 49 + 36 + 1.8 \\ 85 + 1.8 \\ 86.8\)

Answer:

32

Step-by-step explanation:

|-7^2+3^2*4|+18/2*5

|-49+9*4|+9*5

|-49+36|+45=32

[RevyBreeze]

The triangle ABC and XZY are proved to be congruent by SAS.

Congruence of triangles: Two triangles are supposed to be harmonious assuming each of the three comparing sides are equivalent and every one of the three relating angle are equivalent in measure. These triangles can be slides, pivoted, flipped and went to be seemed to be indistinguishable.

By the rule of SAS which means, Two sides are equal thhen the angle between the two sides is also equal (SAS: side, angle, side)

BC=YZ

AC=XZ

∠ACB=∠XZY

By SAS ΔABC≅ΔXYZ

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