15. Determine the coordinate of point C, which lies on the y-axis, if it is equidistant from point A(3,-2,1) and point B (-7,0,5). [41

Answer:12

Step-by-step explanation:

I expect the histogram be symmetric because, the trees are same species and all are planted at the same time.

The given information is:

Suppose that someone sampled 100 palm trees of the same species, all planted at the same time.

They recorded the height for each tree.

To find the what shape expect the histogram of this data to be?

Now, According to the question:

I expect the histogram be symmetric because, the trees are same species and all are planted at the same time.

There is no tree treated differently during planting or affected by an isolated factor.  

Therefore, we should expect the differences in the height of the trees has a normal distribution.

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The statement is false. It is not legal to directly instantiate an abstract class, whether or not it is initialized.

An abstract class is a class that cannot be instantiated directly. It serves as a blueprint for its subclasses and is meant to be extended and implemented by its derived classes. Abstract classes are designed to be partially or fully implemented by their subclasses, and they often contain abstract methods that must be overridden by the subclasses.

Attempting to instantiate an abstract class directly will result in a compilation error. The purpose of an abstract class is to provide a common interface and define common behavior for its subclasses. Therefore, it is not intended to be instantiated on its own.

To use the functionality of an abstract class, you need to create a concrete subclass that extends the abstract class and implements any necessary abstract methods. Instances of the concrete subclass can then be created and utilized.

Therefore, Incorrect. It is not permissible to directly create an instance of an abstract class, regardless of whether it is initialized or not.

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Answer:

To fill out a function's sign chart, you will need to test numbers before and after each of the function's zeros and asymptotes.

Hope this helps:) Happy New Year!

the points will become from ( x , y ) to ( x - 5 , y + 2) and these has been plotted on the graph.

We are given the coordinates of the points:

A (3 , 2)

B (3 , 6)

C (5 , 4)

We need to plot them on the graph paper.

Now, we need to translate the points 2 units to the up and 5 units to the left.

So, the coordinates will change from ( x , y ) to ( x - 5 , y + 2)

So, we get that:

A (3 , 2) will become A' ( - 2 , 4)

B (3 , 6) will become B' ( - 2 , 8)

C (5 , 4) will become C' ( 0 , 6)

Therefore, we get that, the points will become from ( x , y ) to ( x - 5 , y + 2) and these has been plotted on the graph.

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The rate of change means that the designer hourly charge is $55 per hour

Linear equation

A linear equation is in the form:

y = mx + b

Where y, x are variables, m is the rate of change and b is the initial value of y.

Let y represent the total cost of hiring the designer after x hours.

From the table, using the point (0, 125) and (15, 950):

The rate of change means that the designer hourly charge is $55 per hour

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The completely factorised form of.the polynomial as given in the task content is; (2m² - 5) (2m² + 5).

Recall; if we have a² - b², then the polynomial can be expressed as; (a - b) (a + b).

Hence, since the given experience in the task content is; 4m⁴ - 25 where 25 and 4m⁴ are perfect squares; it follows that the polynomial can be expressed as;

(2m² - 5) (2m² + 5).

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The number of bombs that should be dropped to give a 99% chance or better of completely destroying the target can be 11, 12, and 13.

The area of mathematics known as probability deals with numerical representations of the likelihood that an event will occur or that a statement is true.

The probability of success in one strike is p = 1/2

The probability of failure will be:

q = 1/2 ​

Now, the probability of a successes P( x = a ) = ₙCᵃ ​× ( 1/2​ )ᵃ × ( 1/2 )ⁿ ⁻ ᵃ

P( x = a ) = ₙCᵃ ​ ( 1/2 )ⁿ

According to the given condition,

P( x ≥ 2 ) ≥ 0.99

= 1 − P( x < 2 ) ≥ 0.99

= 1 − P( x = 0 ) − P( x = 1 ) ≥ 0.99

= 1 − 0.99 ≥ ( 1 + n)/2ⁿ ​

= 2ⁿ ≥ 100 + 100n

When n = 10, 2ⁿ < 100 + 100n

For n = 11, 12, 13, 2ⁿ > 100 + 100n

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According to Baddeley and Hitch's research, the most important factor in determining whether rugby players will remember a particular game is the amount of time that has elapsed since the game was played.

Specifically, players were more likely to remember games that occurred early in the season and those that were particularly important or emotionally charged, while they were less likely to remember games that occurred later in the season or those that were less meaningful or emotionally significant.

This phenomenon is known as the "serial position effect" and has been observed in other contexts as well.

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When the pentagon is drawn to scale then its value of x will be x=3.3 cm

The pentagon is defined as the shape having five sides connected together.

Now it is given in the question that

For small pentagone

Bottom =x

left =7 cm

For larger pentagone

Bottom=7cm

left=15cm

Now since the pentagon is actually dilated from its size to the new bigger size. It means that the equivalent ratio of both the pentagons will be equal.

For smaller pentagon

\(\rm Equivalent \ Ratio = \dfrac{Bottom}{Left} =\dfrac{x}{7}\)

For bigger pentagon

\(\rm Equivalent \ Ratio = \dfrac{Bottom}{Left} =\dfrac{7}{15}\)

Since both, the ratio is the same

\(\dfrac{x}{7} =\dfrac{7}{15}\)

\(x=\dfrac{49}{15} =3.3\ cm\)

Thus the pentagon is drawn to scale than its value of x will be x=3.3 cm

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(a) The real discrete Fourier transform (DFT) is calculated for the given data set to analyze the helicopter's acoustic signature.

(b) To obtain the ck values and illustrate the relative size of each term in the Fourier series, we calculate the magnitude of each coefficient and plot their amplitudes on a bar graph against the corresponding frequency component, k.

To analyze the helicopter's acoustic signature, the real DFT is computed for the provided data set. The DFT transforms the time-domain measurements of acoustic pressure into the frequency domain, revealing the different frequencies present and their corresponding amplitudes. This analysis helps in understanding the spectral characteristics of the helicopter's acoustic signature and identifying prominent frequency components.

Using the Fourier series representation, the amplitudes (ck's) of the different frequency components in the Fourier series are determined. These amplitudes represent the relative sizes of each term in the series, indicating the contribution of each frequency component to the overall acoustic signature. By plotting the amplitudes on a bar graph, the relative strengths of different frequency components become visually apparent, enabling a clear comparison of their importance in characterizing the helicopter's acoustic signature.

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The total lemonade the two friends bring to the cookout when one brings 2.7 liters and the other brings 3.54 liters of lemonade is 6.24 liters of lemonade, computed using decimal addition.

The methods we use to add or subtract decimals are as follows:

In the question, we are informed that two friends bring lemonade to the cookout. The first brings 2.7 liters and the second brings 3.54 liters.

We are asked to find the total lemonade brought by them to the cookout.

To find the total lemonade, we add both the decimal quantities following the steps discussed.

    2.7

+   3. 54

Step 1: Adding zeroes:

    2.70

+   3. 54

Step 2:  Treating them as numbers and adding:

    2.70

+   3. 54

________

    624

Step 3: Aligning decimal points:

    2.70

+   3. 54

________

    6.24

Thus, the total lemonade the two friends bring to the cookout when one brings 2.7 liters and the other brings 3.54 liters of lemonade is 6.24 liters of lemonade, computed using decimal addition.

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Answer:

a prediction

Step-by-step explanation:

because they don't KNOW it rained they are just assuming

Answer:

0

Step-by-step explanation:

-7+7=0

14+(-14)=0

-2/3+2/3=0

125+(-125)=0

Using proportions, the coordinates of B are given as follows: (-1, -4).

A proportion is a fraction of a total amount, and the measures are related using a rule of three. Due to this, relations between variables, either direct(when both increase or both decrease) or inverse proportional(when one increases and the other decreases, or vice versa), can be built to find the desired measures in the problem, or equations to find these measures.

The ratio of AB to BC is 7 to 2, meaning that B is 7/9 of the way from A to C, hence the following equation can be built:

B - A = 7/9(C - A)

The x-coordinate of B is found as follows:

x + 22 = 7/9(5 + 22)

x + 22 = 7 x 3

x + 22 = 21

x = -1.

The y-coordinate of B is found as follows:

y + 32 = 7/9(4 + 32)

y + 32 = 7 x 4

y + 32 = 28.

y = -4.

The coordinates of B are given as follows: (-1, -4).

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\(the \: answer \: is \: \frac{1}{10} \)

\(\blue{———hope it helps———}\)

\(\large{ \pink{ \underline{ { \sf{Answer}}}}}\)

\(the \: answer \: is \: \frac{1}{10} \)

Answer:

Step-by-step explanation:

The value of x and 2x must add to 180 to make the lines parallel

x + 2x = 180    Combine

3x  = 180         Divide by 3

3x/3 = 180/3

x = 60

The equation of a circel which has center is $a + b + c + r = 1 + 10 - 4 + \sqrt{11} = 7 + \sqrt{11}.$

The equation of a circle with center at (h, k) and radius r is given by: $(x - h)^2 + (y - k)^2 = r^2$
Since the circle has a center at (-5, 2), we can write the equation as: $(x + 5)^2 + (y - 2)^2 = r^2$
Expanding the equation, we get: $x^2 + 10x + 25 + y^2 - 4y + 4 = r^2$

Given the equation of the circle in the form $ax^2 + 2y^2 + bx + cy = 40,$ we can compare the coefficients: $x^2 + 10x + y^2 - 4y = 40 - 25 - 4 = 11$. So, $a = 1, b = 10,$ and $c = -4.$
To find r, we can use the fact that $40 = r^2 + 25 + 4.$ Thus, $r^2 = 11,$ and $r = \sqrt{11}.$

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Answer:

the first one, no

the second one, yes I think?(its def not no)

the third one, yes

Step-by-step explanation:

We are given the following function:

The graph of this equation is a parabola for values of x < 2 and a line for values of 2<= x <= 6. The graph is the following:

Answer:

Jared collected 88 more stickers

Step-by-step explanation:

Take the amount Jared collected and subtract the amount Lena collected

213-125

88

Jared collected 88 more stickers

Answer:

88

Step-by-step explanation:

213-125=88

Answer:i think its 115 degres

Step-by-step explanation:

Answer:

i think it should be around 30.975 :))

Step-by-step explanation:

lmk if this helps <3

The phrases have the same meaning as 3x + 12y is equal to 5x - 8x + 12y.

Therefore,

5x - 8x + 12y

= -3x + 12y

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With a 99% confidence level, we can say that the true proportion of all homes that have electrical/environmental problems is at least 8.3%.

To calculate a lower confidence bound using a confidence level of 99% for the percentage of all homes that have electrical/environmental problems, we need to have a sample of data on this issue. Let's assume that we have a random sample of 100 homes, and 20 of them were found to have electrical/environmental problems.

To calculate the lower confidence bound, we can use the formula:

Lower bound = p - zα/2 * sqrt(p * (1-p) / n)

where:

p = proportion of homes in the sample that have electrical/environmental problems = 20/100 = 0.2

zα/2 = z-score for the given confidence level of 99% = 2.576 (obtained from a standard normal distribution table or calculator)

n = sample size = 100

Plugging in these values, we get:

Lower bound = 0.2 - 2.576 * sqrt(0.2 * 0.8 / 100) = 0.083

Therefore, with a 99% confidence level, we can say that the true proportion of all homes that have electrical/environmental problems is at least 8.3%.

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This means we can be 99% confident that the true percentage of all homes with electrical/environmental problems is

at least 17.5%.

To calculate a lower confidence bound using a confidence level of 99% for the percentage of all homes that have

electrical/environmental problems, you would need a sample of homes and the number of homes in the sample that

have such problems. Using this information, you could calculate the sample proportion (p-hat) of homes with

electrical/environmental problems.

Then, using a formula or calculator, you could find the lower confidence bound by subtracting the margin of error (ME)

from the sample proportion.

The margin of error can be calculated using the sample proportion, sample size, and the chosen confidence level (in

this case, 99%).

For example, if the sample proportion is 0.25 and the sample size is 100, the margin of error would be 0.075 and the

lower confidence bound would be 0.175 (0.25 - 0.075).

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Answer:

cool

Step-by-step explanation:

Answer:

ok now h h h h h j j j m m n j oh g g g h j

Answer:

2

Step-by-step explanation:

4x^3 + 2 = 34

4x^3 = 32

x^3 = 8

x=2

Step-by-step explanation:

18hr.

2m =1hr

but go 2m it will slips down 1m

is 1m =1hr

i am not sure