Para encriptar un
mensaje secreto se
va a utilizar una
clave privada que
es el producto de
dos números
primos. ¿Cuál de
los números NO
puede usarse para
la clave privada?

A.105
B.133
c.143
D.221

Answer:

4% of 50% of 5 is 0.1

Use a calculator.

(Answer was deleted for "incorrect" as it was correct as that's what I got as an answer.)

The 95% confidence interval for the true proportion of Americans who support Medicare-for-all in 2019 with a 0.175 margin of error.

To estimate a 95% confidence interval for the true proportion of Americans who support Medicare-for-all in 2019 with a 0.175 margin of error, we need to use the formula for the sample size required for estimating a proportion:

n = (Z^2 * p * (1 - p)) / E^2

where:

n = sample size needed

Z = Z-score corresponding to the desired confidence level (for 95% confidence, Z ≈ 1.96)

p = estimated proportion (since we have no prior information, we can use 0.5 as a conservative estimate)

E = margin of error (0.175 in this case)

Plugging in the values:

n = (1.96^2 * 0.5 * (1 - 0.5)) / 0.175^2

n = (3.8416 * 0.25) / 0.030625

n = 0.9604 / 0.030625

n ≈ 31.38

Since you cannot have a fraction of a person, you would need to round up to the nearest whole number.

Therefore, you would need to survey at least 32 randomly selected Americans to estimate the 95% confidence interval for the true proportion of Americans who support Medicare-for-all in 2019 with a 0.175 margin of error.

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Hello!

surface area

= 2(6*2) + 2(4*2) + 4*6

= 2*12 + 2*8 + 24

= 24 + 16 + 24

= 64 square inches

Step-by-step explanation:

let this number is x

In order to view more detail in the condensed data columns, we can expand the columns by clicking on the arrow icon located on the right side of the column header.

By clicking on the arrow icon located on the right side of the column header, this can expand column and show more detailed information of the fever report.

Effectively, the feature allows to easily access all the relevant data without having to switch between different views or reports which makes it more efficient and user-friendly. Also, we can also customize the columns and choose which data to display based on your preferences and needs.

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Answer:

true

Step-by-step explanation:

if you rewrite \(sec\left(\frac{\pi }{2}\:-x\right)\) with trigonometric identities:

\(sec\left(\frac{\pi }{2}\:-x\right)\)    \(=\frac{1}{\sin \left(x\right)}\)

\(\frac{1}{\sin \left(x\right)}\)  \(=\csc \left(x\right)\)

so, yes,  \(sec\left(\frac{\pi }{2}\:-x\right)\)  \(=\csc \left(x\right)\)

hope this helps!!

The explicit rule for the arithmetic sequence for the sequence is a(n) = 3n + 2.

It is defined as the systematic way of representing the data that follows a certain rule of arithmetic.

We have given:

\(\rm a_n=3+a_n_-_1\) and

\(\rm a_1=5\)

\(\rm a_n-a_n_-_1= 3\)

The above expression represents the common ratio:

d = 3

First term:

a = 5

The explicit rule for the arithmetic sequence:

a(n) = 5 + (n - 1)3

a(n) = 3n + 2

Thus, the explicit rule for the arithmetic sequence for the sequence is a(n) = 3n + 2.

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Question 1-

To determine which two points would a line of fit go through to best fit the data on the scatter plot, we need to visually analyze the pattern of the data points and choose two points that the line would pass through to represent the overall trend.

Without the actual scatter plot provided, I am unable to directly analyze it. However, based on the given answer choices:

A. (1,9) and (9,5)

B. (1,9) and (5,7)

C. (2,7) and (4,3)

D. (2,7) and (6,5)

Since I don't have the scatter plot, I cannot accurately determine which points would best fit the data. I would recommend carefully reviewing the scatter plot and selecting the two points that seem to represent the general trend or pattern of the data. The two points that form a line that closely follows the general direction of the data points would be the best choices.

Question 2-

To determine the slope of the relationship between the number of hours Laila danced, x, and the money she raised, y, we need to examine the graph and calculate the slope using the formula:

Slope = (change in y) / (change in x)

However, since the graph is not provided, it is not possible to directly calculate the slope. However, we can still evaluate the given answer choices based on their explanations:

A. The slope is 1/4, which means that the amount the student raised increases by $0.75 each hour.

B. The slope is 4, which means that the amount the student raised increases by $4 each hour.

C. The slope is 12, which means that the student will finish raising money after 12 hours.

D. The slope is 20, which means that the student started with $20.

From the explanations provided, it seems that option B would be the most reasonable choice. A slope of 4 would indicate that for each additional hour Laila danced, she raised $4. However, without the actual graph, it is challenging to confirm the accuracy of the answer choice or its real-world interpretation.

Answer:

1135.38

Step-by-step explanation:

Original amount  = 1015;

First decrease = 6%

Followed by an increase  = 19%

Unknown:

Final amount:

Solution:

If 100% of a value implies multiplying by 1;

        6% decrease  = 0.94

        19% increase  = 1.19

Now;

Final amount  = 1015 x 0.94 x 1.19  = 1135.38

Answer:

c-39 is the answer

Step-by-step explanation:

multiply the numbers that are in bracket

-4(8-c)-(3c+7)

the answer will be this

-32+4c-3c-7

ARRANGE IN LIKE TERM

-32-7+4c-3c

c-39 is the answer

Hope it is helpful for you

follow me and mark me as a brainest

Answer:

51

Step-by-step explanation:

Answer:

4.3

Step-by-step explanation:

look at the picture .......

Equation/Question:

Solve for R.

10 (r - 6) = -17

Enter the answer in the box.

Answer/Steps to answer:

1. Divide both sides by 10.

r-6=-17/10.

2. Add 6 to both sides.

r=− 17/10 +6

3. Simplify  -17/10 +6  to  43/10.

r=43/10

-------------------

Checking:

10(r−6)=−17

1. Let r=43/10

10(43/10-6)=-17

2. Simplify 43/10 −6  to 17/10

10× −17/10 =−17

3. Cancel 10.

-17=-17

Done By NeighborhoodDealer

​

The volume of the oblique cylinder is 6867.18 cubic units

The given parameters are:

Height = 27

Radius = 9

The volume is calculated as:

\(V = \pi r^2 h\)

So, we have:

\(V = 3.14 * 9^2 * 27\)

Evaluate

V = 6867.18

Hence, the volume of the oblique cylinder is 6867.18 cubic units

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Answer:

I think 22 is 18 years old

Answer:   (#22)  11 years old

Step-by-step explanation:

The total ages of three students is 34. If the youngest student is 9 years younger than the oldest student, and the middle student is 4 years older than the youngest student, how old is the middle student?

Ok let's call the students' ages a, b, and c. (a is the youngest, b is the middle, c is the oldest.) The problem tells us that

a + b + c = 34,

a = c - 9, and

b = a + 4.

We want to transform the first equation into just b's, because then we can solve for b and get the middle student's age. We're going to do this using substitution. So from the third equation, rearranging it yields a = b - 4, so now we substitute that for a in the first equation:

(b - 4) + b + c = 34.

Now we need to turn the c into something with b's. Well the second equation tells us a = c - 9, so c = a + 9. What now? Well maybe we could substitute b-4 for a in this equation to get

c = (b - 4) + 9

which means c = b + 5. So now we can substitute that to get

(b - 4) + b + (b + 5) = 34

3b + 1 = 34

3b = 33

b = 11,

So the middle student's age is 11.

Every year, 1800 units crossover point. The process focus is less expensive for volumes over 1800.

When all tax credits have been used up by a limited partnership and the limited partners are left with a tax burden, that moment is known as the crossover point.

When both projects have positive values, the crossover point is formed by the intersection of two IRR curves.

The weighted average cost of capital, also known as the crossover rate, is the rate of return at which the net present values (NPV) of two projects are equal.

The rate of return at which the net present value profiles of two projects cross each other is what this term denotes.

So, annual crossover sales are 1800 units.

Process emphasis is less expensive and less important for volumes under 1800 units; repeated manufacturing concentration is less expensive and less important for volumes exceeding 1800 units.

Fixed cost ÷ variable cost

$90000÷50 =$1800

$9,000÷5=$1800

Therefore, every year, 1800 units cross over. The process focus is less expensive for volumes over 1800.

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Correct question:

A product is currently made in a process-focused shop, where fixed costs are $9,000 per year and variable costs are $50 per unit. The firm is considering a fundamental shift in process, to repetitive manufacturing. The new process would have fixed costs of $90,000, and variable costs of $5. The cross over is at 1800 units annually. for volumes over 1800, the process focus is cheaper.

Answer:

in explanation

Step-by-step explanation:

The canary, the seagul, and the crow, All have both checkmarkes that shows that they Can fly AND they are birds (so B)

Bro this is easy you dont need Brainly for this just read it carefully and look at the graph.

Answer:

canary, seagull, crow

Step-by-step explanation:

just took the test

The integral that needs to be evaluated is Sx√10x-x² dx. The integral tables can be used to evaluate the integral.

The given integral is Sx√10x-x² dx. To evaluate this integral, first, let u = 10x − x². Then, du/dx = 10 − 2x, and dx = du/(10 − 2x). Substituting these expressions into the integral yields:

Sx√10x-x² dx= S√u * du/(10-2x)

We need to express the integral in terms of u, so we use the following identity: √x = x^(1/2).Therefore,

S√u * du/(10-2x)= S u^(1/2)/(10-2x) du

Now, we simplify the integral:

S√u * du/(10-2x)= 1/2 S (10-2x)^(−1/2) du= (10-2x)^(1/2) + C,

where C is a constant of integration. To evaluate the given integral Sx√10x-x² dx, we use the integral tables. We begin by substituting u = 10x − x². Then, we find the value of du/dx, which is 10 − 2x, and dx, which is du/(10 − 2x).We substitute these expressions into the integral, which gives:

Sx√10x-x² dx = S√u * du/(10-2x).

Now, we need to express the integral in terms of u. We use the identity √x = x^(1/2) to simplify the integral, which gives S√u * du/(10-2x) = S u^(1/2)/(10-2x) du.

Simplifying the integral, we get:

1/2 S (10-2x)^(−1/2) du.

This gives the value of the integral as:

(10-2x)^(1/2) + C,

where C is a constant of integration. Therefore, the integral:

Sx√10x-x² dx = (10-2x)^(1/2) + C.

The integral Sx√10x-x² dx is evaluated using integral tables. We use the substitution u = 10x − x² to simplify the integral and then express it in terms of u. We simplify the integral using the identity √x = x^(1/2) and find the value of the integral as (10-2x)^(1/2) + C, where C is a constant of integration.

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Answer:

terms: 4, 4y, y, -3

like terms: 4y, y

coefficients: 4, 1

constants: 4, 3

The terms are 4, 4y, y, -3 and like terms are ( 4y, y), coefficients are (4, 1) and the constants are ( 4, 3).

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

The given expression is 4 - 4y + y - 3. The required answers are given as,

Terms 4, 4y, y, -3

Like terms: 4y, y

Coefficients: 4, 1

Constants: 4, 3

Therefore, the terms are 4, 4y, y, -3 and like terms are ( 4y, y), coefficients are (4, 1) and the constants are ( 4, 3).

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Yes one and six tenths is to four as two and four tenths is to six

In some contexts, "is to" can mean division. For example, if you say "5 is to 10 as x is to 20," you could interpret that as a proportion, where the ratio of 5 to 10 is equal to the ratio of x to 20. This can be rewritten as:

5/10 = x/20

Now

To solve this problem, we can use proportions.

One and six tenths is equivalent to 1.6, and two and four tenths is equivalent to 2.4.

Let x be the number that corresponds to "is to" in the second part of the statement. Then, we can set up the following proportion:

1.6/4 = 2.4/x

We can cross-multiply to get:

1.6x = 9.6

And then solve for x:

x = 6

So in this case, "is to" did involve division. However, "is to" doesn't always mean division and its meaning can depend on the context in which it is used.

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The statement is not accurate based on the sample data. The samples' median pH value is not 7.0.

The given issue is requesting that we find regardless of whether the given assertion is right by leading a sign test with a 0.05 degree of importance. The statement is, "Manufacturing engineering believes that pH has a median value of 7.0." Therefore, we must determine whether the ten samples provided have a median value of 7.0. The sign test—a non-parametric test used to test hypotheses on populations' medians—must be carried out with a level of significance of 0.05 for this.

The following is the sign test procedure: Step 1: Ascertain the distinctions between the example estimations and the speculated middle. Step 2: Allot + or - signs to every distinction relying upon whether the thing that matters is positive or negative. Step 3: Determine the minimum value that lies in between the plus and minus signs by counting the number of them. Step 4: Ascertain the likelihood of acquiring this base worth or less given the example size. The P-value refers to this probability. Let's now apply these steps to the data provided.

Step 1: Determine how much the sample measurements differ from the hypothesized median. Test Data:7.91, 7.85, 6.82, 8.01, 7.46, 6.95, 7.05, 7.35, 7.25, 7.42Hypothesized Middle Worth: 7.0Differences: 1.01, 0.46, -0.05, 0.05, 0.35, 0.25, and 0.42Step 2: Allot + or - signs to every distinction relying upon whether the thing that matters is positive or negative.0.91+0.85+0.46+0.35+0.25+0.42 - 0.18-0.05-1.01Step 3: Track down the quantity of in addition to and short signs and work out the base worth between them.

Plus Signs: Six Other Signs: 3Minimum Worth: 3Step 4: Given the sample size, figure out the probability of getting this minimum value or less. The P-value refers to this probability. The P-esteem is determined as follows: P (Least Worth ≤ 3) = P (Least Worth = 3) + P (Least Worth = 2) + P (Least Worth = 1) + P (Least Worth = 0)Here, the example size is 10. P (Minimum Value  3) = P (Minimum Value = 3) + P (Minimum Value = 2) + P (Minimum Value = 1) + P (Minimum Value = 0)P (Minimum Value  3) = 0.2266P (Minimum Value  3) = 0.1719 + 0.0439 + 0.0098 + 0.001P (Minimum Value  3) = 0.2266

The probability distribution of the minimum number of plus signs in any case, we reject the invalid speculation. We are unable to reject the null hypothesis because the P-value (0.2266) is greater than the level of significance (0.05). As a result, we can conclude that the statement is not accurate based on the sample data. The samples' median pH value is not 7.0.

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Answer:

k = -3

Step-by-step explanation:

Generally, we determine k by observing

the vertical translation of the original graph

in this case it’s the graph of f

and count the number of units by which it’s translated.

Checking the sign of k :

If the graph is translated up then k > 0

If the graph is translated down then k < 0

……………………………………………………………………

in order to get the graph of g ,the graph of f

is translated 3 units vertically but down

then

k = -3

23 im pretty sure lol

Step-by-step explanation: If not im sorry i couldn't help and have a good day lol

Answer:

1. x=2 y=4

2. x=2 y=2

Step-by-step explanation:

THE ANSWER IS C sorry my explanation need to be atleast 20 characters

Answer:

y= 3/2x -14

Step-by-step explanation:

The formula to solve this problem is y- y1 = m(x-x1), so plug in the coordinates according to the formula: y-(-8)= m(x-4). Then, find the reciprocal of the slope, which is 3/2. Plug 3/2 to where the slope belongs: y+8=3/2(x-4). Calculate to solve the rest: y =3/2x -14

Two sample t-test is used when the two samples of the data are statistically independent and the paired t-test is used, when data is in the form of matched pairs

The two-sample t-test defined as the method used to test whether the unknown population means of two groups are equal. The two sample t-test is also called independent samples t-test. Because the two samples of the data are statistically independent.

A paired t-test is used to find the difference between two variables usually separated by time for the same subject. By using the paired t-test  we can find the mean difference between pairs of measurements is zero or not. So  paired t-test is used, when data is in the form of matched pairs

Hence, two sample t-test is used when the two samples of the data are statistically independent and the paired t-test is used, when data is in the form of matched pairs

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Answer:

60%

Step-by-step explanation:

Answer:

esla  de f                     b

Step-by-step explanation:

The probablity that the sample's mean length is greate than 6.3 inches is0.8446.

Given mean of 6.5 inches,standard deviation of 0.5 inches and sample size of 46.

We have to calculate the probability that the sample's mean length is greater than 6.3 inches is 0.8446.

Probability is the likeliness of happening an event. It lies between 0 and 1.

Probability is the number of items divided by the total number of items.

We have to use z statistic in this question because the sample size is greater than 30.

μ=6.5

σ=0.5

n=46

z=X-μ/σ

where μ is mean and

σ is standard deviation.

First we have to find the p value from 6.3 to 6.5 and then we have to add 0.5 to it to find the required probability.

z=6.3-6.5/0.5

=-0.2/0.5

=-0.4

p value from z table is 0.3446

Probability that the mean length is greater than 6.3inches is 0.3446+0.5=0.8446.

Hence the probability that the mean length is greater than 6.3 inches is 0.8446.

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