What’s the radius, circumference, and area?

Answer:

the answer is 4276, hope this helps :)

To find the point on the hyperbola xy = 8 that is closest to the point (3, 0), we can use the distance formula. The distance between two points (x1, y1) and (x2, y2) is given by the formula:

Distance = √[(x2 - x1)² + (y2 - y1)²]

Let's denote the coordinates of the point on the hyperbola as (x, y). Substituting the given coordinates (3, 0) and the equation of the hyperbola xy = 8 into the distance formula, we get:

Distance = √[(x - 3)² + (y - 0)²]

Now, we need to minimize this distance. Since the distance is squared, we can minimize the square of the distance, which is:

Distance² = (x - 3)² + y²

To minimize this expression, we can take its derivative with respect to x and y and set them equal to zero. Let's differentiate Distance² with respect to x and y:

d(Distance²)/dx = 2(x - 3)

d(Distance²)/dy = 2y

Setting these derivatives equal to zero, we have:

2(x - 3) = 0 => x = 3

2y = 0 => y = 0

Therefore, the point on the hyperbola xy = 8 that is closest to the point (3, 0) is (3, 0).

Note that the distance from (3, 0) to any point on the hyperbola xy = 8 is always the same, which means the hyperbola is equidistant from the point (3, 0).

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Answer:

The practice of using brass rings to stretch the neck, also known as neck elongation or neck stretching, is traditionally associated with the Padaung ethnic group from Myanmar (formerly known as Burma).

From a sociological perspective, the use of brass rings to stretch the neck can be seen as an example of deviance, which refers to behavior that violates social norms and expectations. Deviance can be either criminal or non-criminal, depending on the specific behavior in question and the cultural context in which it occurs.

In the case of Padaung women, the use of brass rings to elongate the neck is a form of non-criminal deviance, as it does not violate any laws. However, it does violate cultural norms and expectations in many other societies, where elongated necks are not seen as desirable or attractive.

Therefore, the practice of neck elongation among Padaung women can be seen as a form of cultural deviance, in which members of a particular group engage in behavior that is not considered acceptable or desirable by the larger society in which they live. At the same time, it can also be seen as an expression of cultural identity and tradition, as the practice has been passed down through generations and is an important part of Padaung culture and heritage.

Answer:

2x + 8y = 60= 30

5x + 4y = –10= -2

Step-by-step explanation:

Simplifying

2x + -8y = 60

Solving

2x + -8y = 60

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '8y' to each side of the equation.

2x + -8y + 8y = 60 + 8y

Combine like terms: -8y + 8y = 0

2x + 0 = 60 + 8y

2x = 60 + 8y

Divide each side by '2'.

x = 30 + 4y

Simplifying

x = 30 + 4y

Answer:

D

Step-by-step explanation:

Anything saying left is incorrect. Numbers going to the left are smaller than - 3.

The dot is not filled in. To have a closed dot you would need ≥

The answer is D

Answer:

Gabriel spent $12 in just Donuts. If fritters are $2 a piece, he could buy 2 fritters at max. Perhaps he bought an extra donut to equal $17.

Step-by-step explanation:

Answer:

7 donuts and 5 fritters

Step-by-step explanation:

The residual if you know the actual number is 3 and the predicted value is 1.6l is 1.4.

The residual is a measure of the difference between the predicted value and the actual value. In this case, the actual number is 3, and the predicted value is 1.6. To find the residual, we subtract the predicted value from the actual value:

Residual = Actual Value - Predicted Value

= 3 - 1.6

= 1.4

Therefore, the residual in this case is 1.4.

The residual represents the error or the amount by which the predicted value differs from the actual value.

A positive residual indicates that the predicted value is lower than the actual value, while a negative residual indicates that the predicted value is higher than the actual value.

In this case, the positive residual of 1.4 indicates that the predicted value of 1.6 underestimates the actual value of 3 by 1.4.

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Answer:

47 very easy

Step-by-step explanation:

lalalalalalalalalaalalalallala

Answer:

Perpendicular: = -3/4

Parallel= 4/3

Hope this helps

Answer:

1/6

Step-by-step explanation:

P (red)

P (green without replacing red)

P (final)

Answer:

3/32

Step-by-step explanation:

3/4÷8

3/4×1/8

3/32

divide the fraction by the total number of people

Answer:

c im pretty sure, good luck

y = \(sin^{-1}x\) function is represented in the graph.

The inverse sine function (also called arcsine) is the inverse of sine function. Since sine of an angle (sine function) is equal to ratio of opposite side and hypotenuse, thus sine inverse of same ratio will give the measure of the angle.

According to the graph

Domain = [-1, 1]

Range = [-\(\frac{\pi }{2}\), \(\frac{\pi }{2}\)]

Restrict the domain of the sine-function y =sinx, so that it is one to one, and not infinite by setting an interval [-\(\frac{\pi }{2}\), \(\frac{\pi }{2}\)].

The restricted function passes the horizontal line test, therefore it is one to one .

Each range value (-1 to 1) is within the limited domain (-\(\frac{\pi }{2}\), \(\frac{\pi }{2}\)).

Inverse sine or arcsine is the inverse of the restricted sine function , y =sinx,  [-\(\frac{\pi }{2}\), \(\frac{\pi }{2}\)].

The equation is y = \(sin^{-1}x\) or y = arc sinx

Which also means , siny = x, where -\(\frac{\pi }{2}\) ≤ y ≤ \(\frac{\pi }{2}\), -1 ≤ x ≤ 1.

The coordinates of the inverse sine function (-1,  -\(\frac{\pi }{2}\)), (0, 0), (1,  \(\frac{\pi }{2}\)).

Thus, y = \(sin^{-1}x\) function is represented in the graph.

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Answer:

i cant estimate it but i think 4

Answer:

D (The one on the very bottom)

Step-by-step explanation:

If he started with 22 and went fifteen up, the arrow should be pointing to the right to show an increase in the amount of money Max has.

22+15=37

Answer:

4.

Step-by-step explanation:

22 + 15 = 37

hope it helps

Answer:

-5 X x > 2(-5 X x) +3

-5x >2(-5x + 3)

-5x > -10x + 6

-5x + 10x > 6

5x > 6

x > 6/5

The graph that could represent the relationship between time (t) and speed (s) of a falling object is the graph labeled "Speed of a Falling Object." This graph shows a positive linear relationship between time and speed.

In the graph, the x-axis represents time in seconds (t), while the y-axis represents speed in meters per second (s). As time increases, the speed of the object also increases at a constant rate. This is shown by the upward trend of the graph.

The graph starts at a speed of 0 m/s when the object is dropped and continues to increase linearly as time progresses. The slope of the line represents the rate at which the speed is increasing.

The graph accurately depicts the relationship described in the question, where the speed of the falling object increases at a constant rate with time. Therefore, the graph labeled "Speed of a Falling Object" is the appropriate representation for this relationship.

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Answer:

2x+y=-10

Step-by-step explanation:

Answer:

x² = 10

x = ±√10 (Take the square root of both sides)

The area under the standard normal curve to the left of z = 2.06 is approximately 0.9803.

The normal distribution function, also known as the Gaussian distribution or bell curve, is a probability distribution that is symmetric, bell-shaped, and continuous. It is defined by two parameters: the mean (μ) and the standard deviation (σ).

The normal distribution is widely used in statistics and probability theory due to its many desirable properties and its applicability to various natural phenomena. It serves as a fundamental distribution for many statistical methods, hypothesis testing, confidence intervals, and modeling real-world phenomena.

To find the area under the standard normal curve to the left of z = 2.06, you can use a standard normal distribution table or a calculator with a normal distribution function. The standard normal distribution is a normal distribution with a mean of 0 and a standard deviation of 1.

Using a standard normal distribution table, the area to the left of z = 2.06 can be found by looking up the corresponding value in the table. However, since the standard normal distribution table typically provides values for z-scores up to 3.49, we can approximate the area using the available values.

The closest value in the standard normal distribution table to 2.06 is 2.05. The corresponding area to the left of z = 2.05 is 0.9798. This means that approximately 97.98% of the area under the standard normal curve lies to the left of z = 2.05.

Since z = 2.06 is slightly larger than 2.05, the area to the left of z = 2.06 will be slightly larger than 0.9798.

Therefore, rounding the answer to four decimal places, the area under the standard normal curve to the left of z = 2.06 is approximately 0.9803.

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Answer: a

Step-by-step explanation: I did the test

Answer:

The total cost is $6.25

Step-by-step explanation:

3/4 of 1 kilo of rect

4/5 of 1 kilo of square

3/5 of 1 kilo of flower

rect = 3 per kilo

square = 3 per kilo

flower = 3 per kilo

First rectangle beads:

3x = y where x is number of kilos and y is full cost

3(3/4) = y

9/4 = y = 2 1/4 = $2.25

Second square beads:

3x = y where x is number of kilos and y is full cost

3(4/5) = y

12/5 = y = 2 2/5 = $2.20

Third flower beads:

3(x) = y where x is number of kilos and y is full cost

3(3/5) = y

9/5 = y = 1 4/5 = $1.80

Add costs together

1.80 + 2.20 + 2.25 = 6.25

The total cost is $6.25

Reason:

The scale factor 1.75 is what we'll multiply by each dimension of the blue figure, to get the green figure.

The "3" is multiplied by 1.75 to get 3*1.75 = 5.25 which is the value of x, since both involve the top side of each respective trapezoid.

In other words,

(preimage Length)*(scale factor) = (image length)

(3)*(1.75) = x

5.25 = x

x = 5.25

The researcher is interested in determining the practical significance of a statistically significant difference (p < .01) between the achievements of Grade 10 and Grade 11 learners in an emotional intelligence test.

To assess the practical significance of the statistically significant difference, the researcher should consider effect size measures. Effect size quantifies the magnitude of the difference between groups and provides information about the practical significance or real-world importance of the findings.

One commonly used effect size measure is Cohen's d, which indicates the standardized difference between two means. By calculating Cohen's d, the researcher can determine the magnitude of the difference in emotional intelligence scores between Grade 10 and Grade 11 learners.

Interpreting the effect size involves considering conventions or guidelines that suggest what values of Cohen's d are considered small, medium, or large. For example, a Cohen's d of 0.2 is often considered a small effect, 0.5 a medium effect, and 0.8 a large effect.

By calculating and interpreting Cohen's d, the researcher can determine if the statistically significant difference in emotional intelligence scores between Grade 10 and Grade 11 learners is practically significant. This information would provide insights into the meaningfulness and practical implications of the observed difference in achievement.

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Answer:

$22.5

Step-by-step explanation:

25 percent of is1/4 so take 1/4 of the price of 30$ off. THis is 30/4=7.5

30-7.5=22.5

Answer:

After solving we get (f.g)(5)=-115

But the correct option is not given in the question.

Step-by-step explanation:

We are given:

\(f(x) = 4x+3\\g(x)=-2x+5\)

We need to find (f.g)(5)

First we will multiply f and g to find (f.g) i.e

\((f.g)(x)= f(x) \times g(x)\\(f.g)(x) = (4x + 3)(-2x + 5)\\(f.g)(x)=4x(-2x+5)+3(-2x+5)\\(f.g)(x)=-8x^2+20x-6x+15\\(f.g)(x)=-8x^2+14x+15\\\)

Now putting x=5

\((f.g)(x)=-8x^2+14x+15\\Put \ x=5\\(f.g)(5)=-8(5)^2+14(5)+15\\(f.g)(5)=-8(25)+70+15\\(f.g)(5)=-200+70+15\\(f.g)(5)=-115\)

So, after solving we get (f.g)(5)=-115

But the correct option is not given in the question.

The population proportion who participated in voting (63%) is higher than the sample proportion from this survey (58.91%).

To determine whether the population proportion who participated in voting or the sample proportion from the survey is higher, we need to compare the percentages.

The population proportion who participated in voting is given as 63% of all registered voters.

This means that out of every 100 registered voters, 63 participated in voting.

In the survey of retired voters, 162 out of 275 participants voted. To calculate the sample proportion, we divide the number of retired voters who participated (162) by the total number of retired voters in the sample (275) and multiply by 100 to get a percentage.

Sample proportion = (162 / 275) \(\times\) 100 ≈ 58.91%, .

Comparing the population proportion (63%) with the sample proportion (58.91%), we can see that the population proportion who participated in voting (63%) is higher than the sample proportion from this survey (58.91%).

Therefore, based on the given data, the population proportion who participated in voting is higher than the sample proportion from this survey.

It's important to note that the sample proportion is an estimate based on the surveyed retired voters and may not perfectly represent the entire population of registered voters.

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Answer:

8,3

Step-by-step explanation:

Answer:

(8, 3)

Step-by-step explanation:

You can see that it is moved 8 places to the right which represents x (the first number in your coordinate pair). It also moves 3 places above which represents the y (the second number in the coordinate pair).

You can always remember that x goes before y when writing a coordinate pair by the alphabetical order x, y, z..- X goes before Y!

Answer:

Hey there!

The reciprocal of a number, n, is 1/n.

Thus, the answer is n+7(1/n)

Let me know if this helps :)