Can someone help me please, thanks.

Answer:

c = -22, 22

Step-by-step explanation:

\( {(x - 11)}^{2} = {x}^{2} - 22x + 121\)

\( {(x + 11)}^{2} = {x}^{2} + 22x + 121\)

Answer:

6

Step-by-step explanation:

Answer:

Step-by-step explanation: 2x+15 = 75

                                             2x=60

                                              x=30 blue candies

                                              30 + 15 = 45 yellow candies in the bag

Answer:

x = 53°

y = 90°

Step-by-step explanation:

We can see that angle y is a right angle, so y is 90°.

The marked red line above may be a straight line, so x+37° = 90, because the marked orange line is perpendicular to the red line (y=90°).

x + 37° = 90

x = 53°

Answer:

x is 54

Step-by-step explanation:

90-36=54

Answer:

Bueno, sí y no. Si está multiplicando dos términos como (x - 2) y (x - 2), usaría el método FOIL: primero, adentro, afuera, último. Vea el diagrama adjunto. Los dos signos negativos se cancelarían entre sí solo al multiplicar los últimos valores. Avísame si necesitas más explicaciones.

-cjhunter.26

Answer: the least amount of marbles would be 24 because it would be divided equally among the people , with none leftover.

Step-by-step explanation: if you had 6 people, each of them would have 4 marbles. if you had 8 people each of them would get 3 marbles. and if you had 12 people, each of them would get 2 marbles.  

hope i could help :)

Answer:

3 pairs of shoes cost 189

Step-by-step explanation:

Oh yes it's quite simple but sort of difficult to explain, I'll try the best I can though!

in "C(x)" what ever is in the ( ) is the x value, so where they give you "C(3)" that means x=3. And since in this x represents number of shoes, that means the cost of three shoes is $189.

Hope this helps! If you have any questions about my answer feel free to ask. Stay safe!

I hope this helps you

let's write 2 for x

f(2)=2.2-1

f(2)=4-1

f(2)=3

Step-by-step explanation:

Area of a rectangle = length x width

Perimeter of a rectangle = 2 x (length + width)

Width = 3ab^4

Length = 5a^2b^4

Area = length x width

Area = (5a^2b^4) x (3ab^4)

Area = 15a^3b^8

Therefore, the area of the rectangle is 15a^3b^8.

Perimeter = 2 x (length + width)

Perimeter = 2 x (5a^2b^4 + 3ab^4)

Perimeter = 2 x a^2b^4 (5 + 3)

Perimeter = 16a^2b^4

Therefore, the perimeter of the rectangle is 16a^2b^4.

Answer:

AREA of rect. - l x b

= 3ab^4 x 5a^2b^4

PERIMETER - 2(l+b)

=2(3ab^4 + 5a^2-b^4

\(\cfrac{9^0}{9^0}\implies \cfrac{1}{1}\implies 1 ~~ \ne ~~ und efined\)

the answer is $7. you would do 70÷10 and get 7. hope this helps

Answer: First, we'll round the values of A and b:

A = 340 rounded to the nearest 10 = 340

b = 49.8 rounded to 1 decimal place = 49.8

Next, we'll find the product of A and b:

A × b = 340 × 49.8 = 16872

Finally, we'll find the minimum of A × b:

Minimum of A × b = 16872

So, the minimum value of A × b is 16872.

Step-by-step explanation:

Answer:

the numbers are 10 and 8

Answer:

96

Step-by-step explanation:

Answer:

4

Step-by-step explanation:

the gcf is 4

The population of Medway, Ohio, is expected to be approximately 3728 in the year 2020.

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

Initial, a = 4007

Rate = 0.36% per year

The decay function is represented as

y = a(1 - rate)^x

So, we have

y = 4007 * (1 - 0.36%)^x

This gives

y = 4007 * (0.9964)^x

The year 2020 is 20 years from 2000

So, we have

x = 20

Substitute the known values in the above equation, so, we have the following representation

y = 4007 * (0.9964)^20

Evaluate

y = 3728

Hence, the approximate solution is 3728

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According to the given coordinates, the area of the triangle is 11 units².

So, the area of the triangle:

The formula for the area of the triangle: 1/2|x₁(y₂-y₃) + x₂(y₃-y₁) + x₃(y₁-y₂)|

Now, insert the values in the formula as follows

Since the area cannot be negative, the area of the triangle will be 11 units².

Therefore, according to the given coordinates, the area of the triangle is 11 units².

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Answer: 11 units squared

Step-by-step explanation: You can use an interactive coordinate plane like I did to plot the points and then find the area.

Answer:

The formula you will want to use is y(2) - y(1) over x(2) over x(1).

Basically, the Y variables (4 and 1) will be subtracted from each other. Aka, 1-4, which is -3. You put that over 5-(-5) or (5+5) which is 10. Now you have -3/10.

There are 630 more strings of ten letters that do not include the consecutive letter stts.

Total number of combinations possible with 10 letters =2∧10

                                                                                          =1024

Calculating using inclusion method;

There are 7 possible spots for the 4 characters, from 1-4 through 7-10, and 26 options for the remaining 6 slots if we have a specific 4 character string that fits within a range of 10 characters. Then, for the double counts, we can either have the strings joined (1-7, 2-8, 3-9, and 4-10), with 23 other values, equaling 4*8=32, or the strings separated (2-5 and 6-9, 7-10, or 3-6, 7-10, equaling 6), with 22 = 4 other values, equaling 6*4 = 24, and one 10-character sequence that contained the pattern three times. STTSTTSTTS.

Number of combination containing consecutive letter stts will be

= 448 - (32 + 24) + 1

= 393.

Then,

Total Strings without the sequence stts = 1024 - 393

                                                                    = 631

Since, one is already provided in the question 631-1=630 more strings can be formed.

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In logistic regression, we model the probability of a binary response variable Y_i taking a value of 1, given the predictor variables x_i, as a function of a linear combination of the predictors.

Since the response variable Y_i is a binary variable taking values 0 or 1, we can assume that it follows a Bernoulli distribution with parameter p_i. The parameter p_i denotes the probability of the ith observation taking the value 1.

Now, to model p_i as a function of x_i, we need a link function that maps the linear combination of the predictors to the range (0, 1), since p_i is a probability. One such link function is the logit function, which is defined as the logarithm of the odds of success (p_i) to the odds of failure (1-p_i), i.e., logit(p_i) = log(p_i/(1-p_i)). The logit function maps the range (0, 1) to the entire real line, ensuring that the linear combination of the predictors always maps to a value between negative and positive infinity.

Therefore, we model logit(p_i) as a linear combination of the predictors x_i, which is written as logit(p_i) = x_i^T * beta, where beta is the vector of regression coefficients. Note that this is not the same as modeling logit(y_i) as a linear combination of the predictors, since y_i takes the values 0 or 1, and not the range (0, 1).

Now, to ensure that the estimated values of p_i using the logistic regression model always lie in the range (0, 1), we can use the inverse of the logit function, which is called the logistic function. The logistic function is defined as expit(z) = 1/(1+exp(-z)), where z is the linear combination of the predictors.

The logistic function maps the range (-infinity, infinity) to (0, 1), ensuring that the predicted values of p_i always lie in the range (0, 1), as required by the Bernoulli distribution. Therefore, we can write the logistic regression model in terms of the logistic function as p_i = expit(x_i^T * beta), which guarantees that the predicted values of p_i are always between 0 and 1.

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According to the output analysis, the model presented above is of Discrete-event simulation (DES) type.

What is Discrete-event simulation (DES)?

Discrete-event simulation (DES) is indeed a type of computer-based simulation where events occur at specific points in time. In DES, a system's behavior is modeled by specifying the sequence of events that occur during the system's lifespan.

In a discrete-event simulation, the state of the system changes only when events occur, rather than continuously evolving over time. Events represent significant occurrences or activities within the system, such as customer arrivals, service completions, or resource allocations. Each event is associated with a specific time or occurrence point, and the simulation progresses by processing events in chronological order.

DES is particularly useful for modeling complex systems where the timing of events and their interactions play a crucial role. It allows for capturing the dynamic nature of the system, simulating the flow of entities (such as customers, vehicles, or messages) through the system, and observing the effects of event sequencing and resource allocation on system performance.

By simulating the system and observing the events and their consequences, DES enables analysts to evaluate different scenarios, study the impact of various parameters, and optimize system design or operation. It provides insights into system performance measures, such as throughput, waiting times, resource utilization, or customer satisfaction.

Overall, discrete-event simulation is a powerful technique for modeling and analyzing complex systems with discrete changes, events, and interactions over time.

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The model above is known as a discrete-event simulation model according to the output analysis.

A discrete event simulation is a type of computer-based modeling where a series of discrete events in a system are simulated.

In such models, the system under consideration evolves through a series of discrete events that are instantaneous.

For example, in the retail establishment model, each customer arriving at the store would be considered a separate, discrete event.

The simulation would model the sequence of events that occur between the time the store opens at 9 am and when the last customer leaves before closing time at 5 pm.

The objective of the simulation would be to estimate some measure of the quality of customer service during this time period.

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Answer: line B is the best

Answer:

xy*(2x^2 + 7x^2 - y^2)

Step-by-step explanation:

You can get xy out of the expression since all have xy

Options a, b, d, and g are the correct conditions for a Binomial Distribution.

The four conditions necessary for X to have a Binomial Distribution are:

a. There are n set trials: In a binomial distribution, the number of trials, denoted as "n," must be predetermined and fixed. Each trial is independent and represents a discrete event.

b. The trials must be independent: The outcomes of each trial must be independent of each other. This means that the outcome of one trial does not influence or affect the outcome of any other trial. The independence assumption ensures that the probability of success remains constant across all trials.

d. There can only be two outcomes, a success and a failure: In a binomial distribution, each trial can have only two possible outcomes. These outcomes are typically labeled as "success" and "failure," although they can represent any two mutually exclusive events. The probability of success is denoted as "p," and the probability of failure is denoted as "q," where q = 1 - p.

g. The probability of success, p, is constant from trial to trial: In a binomial distribution, the probability of success (p) remains constant throughout all trials. This means that the likelihood of the desired outcome occurring remains the same for each trial. The constant probability ensures consistency in the distribution.

The remaining options, c, e, and f, are not conditions necessary for a binomial distribution. Option c, "Continue sampling until you get a success," suggests a different type of distribution where the number of trials is not predetermined. Options e and f, "You must have at least 10 successes and 10 failures" and "The population must be at least 10x larger than the sample," are not specific conditions for a binomial distribution. The number of successes or failures and the size of the population relative to the sample size are not inherent requirements for a binomial distribution.

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The solution is, 52 ft is the perimeter of the base of the pyramid.

Here, we have,

Given that:

We have an pyramid with square base.

Area of base of the square pyramid = 169

To find:

Perimeter of the base of pyramid = ?

Solution:

First of all, let us have a look at the formula of area of a square shape.

Area = side * side

Let the side be equal to  ft.

Putting the given values in the formula:

169 = a^2

so, a = 13 ft

Now, let us have a look at the formula for perimeter of square.

Perimeter of a square shape = 4  Side

Perimeter = 4 * 13 = 52ft

The solution is, 52 ft is the perimeter of the base of the pyramid.

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complete question:

A pyramid has a square base with an area of 169 ft2. What is the perimeter of the base of the pyramid? A pyramid has a square base with an area of 169 ft2. What is the perimeter of the base of the pyramid?

The area of the rectangular playground of 62.5ft length and 100ft breadth is 6250 square feet. In this case, the playground covers an area of 6250 square feet, which is a large space for children to play and have fun.

To find the area of the rectangular playground, we need to multiply the length by the width. The length of the playground is given as 100ft and the width is 62.5ft. Therefore, the area of the playground can be calculated as:

Area = Length x Width
Area = 100ft x 62.5ft
Area = 6250 square feet

So, the area of the rectangular playground is 6250 square feet. This means that the entire playground measures 100 feet in length and 62.5 feet in width. The area of a rectangular shape is always given in square units, which means that we are measuring the amount of space inside the shape. .

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The expression 4 + (-6 3/4) as a mixed number in simplest form is -2 3/4

4 + (-6 3/4)

= 4 + (-27/4)

= 4 - 27/4

= (16-27) / 4

= -11 / 4

= - 2 3/4

Therefore, 4 + (-6 3/4) as a mixed number in simplest form is -2 3/4

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Answer:

If gas costs $3.75 per gallon and Berto has $12, then he can purchase 12/3.75 gallons. This is approximately 3.2 gallons. So the coordinate on this line would be (3.2, 12).

Actually... It's from web

The yield to maturity of a ten-year, $1000 bond with a 5.2% coupon rate and semi-annual coupons, if the =bond is currently trading for a price of $884, is 6.23%. Thus, option a and option b is correct

Yield to maturity (YTM) is the anticipated overall return on a bond if it is held until maturity, considering all interest payments. To calculate YTM, you need to know the bond's price, coupon rate, face value, and the number of years until maturity.

The formula for calculating YTM is as follows:

YTM = (C + (F-P)/n) / ((F+P)/2) x 100

Where:

C = Interest payment

F = Face value

P = Market price

n = Number of coupon payments

Given that the bond has a coupon rate of 5.2%, a face value of $1000, a maturity of ten years, semi-annual coupon payments, and is currently trading at a price of $884, we can calculate the yield to maturity.

First, let's calculate the semi-annual coupon payment:

Semi-annual coupon rate = 5.2% / 2 = 2.6%

Face value = $1000

Market price = $884

Number of years remaining until maturity = 10 years

Number of semi-annual coupon payments = 2 x 10 = 20

Semi-annual coupon payment = Semi-annual coupon rate x Face value

Semi-annual coupon payment = 2.6% x $1000 = $26

Now, we can calculate the yield to maturity using the formula:

YTM = (C + (F-P)/n) / ((F+P)/2) x 100

YTM = (2 x $26 + ($1000-$884)/20) / (($1000+$884)/2) x 100

YTM = 6.23%

Therefore, If a ten-year, $1000 bond with a 5.2% coupon rate and semi-annual coupons is now selling at $884, the yield to maturity is 6.23%.

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