Help me pls quick with the right answer

Answer:

x=9

Step-by-step explanation:

pythagorean theorem

\(a^2+b^2=c^2\\a=6 \\b=x\\c=\sqrt{117} \\6^2+x^2=\sqrt{117} ^2\\36+x^2=117\\x^2=81\\\sqrt{x^2} =\sqrt{81} \\x=9\)

Answer: (0, 2) and (6, 10)

Step-by-step explanation:

The acceleration is:

y = 7*sin( x*pi/4).

Over which interval is the acceleration increasing?

First, let's study the sin function:

Sin(θ) increases between -pi/2 and pi/2

Sin(θ) decreases between pi/2 and (3/2)*pi.

And so on.

Here we have:

θ = x*(pi/2)

When x = 0, θ = 0.

And sin(θ) is increasing in θ = 0.

Then we must choose one of the options that start with x = 0.

now it will stop increasing when:

θ = pi/2 = x*(pi/4)

     x = 2.

So the acceleration is increasing in the segment (0,2)

And it will start increase again when:

θ = (3/2)*pi = x*(pi/4)

     (3/2)*pi*(4/pi) = 6 = x.

So at x= 6 the acceleration starts increasing again, and the acceleration is only deffined until x = 10, then

the correct option is: (0, 2) and (6, 10)

Answer:

C. (0, 2) and (6, 10)

Step-by-step explanation:

Took the final test and can confirm that this is the correct answer.

Answer:

Step-by-step explanation:

(a) and (b) see diagram

(c) you can see from the graph, the purple line hits the parabola twice which is y=6   or k=6

(d)  Solving simultaneously can mean to set equal

6x - x² = k                        >subtract k from both sides

6x - x² - k = 0                  >put in standard form

- x² + 6x - k = 0               >divide both sides by a -1

x² - 6x + k = 0

(e) The new equation is the same as the original equation just flipped (see image)

(f)  The discriminant is the part of the quadratic equation that is under the root. (not sure if they wanted the discriminant of new equation or orginal.  I chose new)

discriminant formula = b² - 4ac

equation:   x² - 6x + 6 = 0            a = 1      b=-6    c = 6

discriminant = b² - 4ac

discriminant= (-6)² - 4(1)(6)

discriminant = 36-24

discriminant = 12

Because the discriminant is positive, if you put it back in to the quadratic equation, you will get 2 real solutions.

Answer:

$8.99

Step-by-step explanation:

1 pound = 16 ounces

y pound = 8 ounces

\(\frac{1}{16} :\frac{y}{8}\)

y · 16 = 1 · 8

16y = 8

16y ÷ 16 = 8 ÷ 16

y = 0.5

0.5 pound = 8 ounces

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

1 pound = $17.98

0.5 pound = y

\(\frac{1}{17.98} :\frac{0.5}{y}\)

y · 1 = 17.98 · 0.5

y = $8.99

K-Means uses Euclidean distance. The output includes average and maximum distances, separation, and convergence after iterations related to the number of starting seeds.

In the output of a K-Means cluster analysis, "Ave Distance" refers to the average distance between the data points and their assigned cluster centroids.

"Max Distance" represents the maximum distance between any data point and its assigned centroid. "Separation" indicates the distance between the centroids of different clusters, reflecting how well-separated the clusters are.

Convergence in K-Means clustering refers to the point when the algorithm reaches stability and the cluster assignments no longer change significantly.

When the video mentions convergence after 4 iterations, it means that after four rounds of updating cluster assignments and re-computing centroids, the algorithm has achieved a stable result.

The "Number of starting seeds" option determines how many initial random seeds are used for the algorithm, and it can affect the number of iterations needed for convergence. Increasing the number of starting seeds may result in faster convergence as it explores different initial configurations.

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Answer:

72π

Step-by-step explanation:

The volume of the composite figure can be calculated by finding the sum of the volumes of the half-sphere and the cylinder. Hence, the exact volume of the composite figure is 108π cubic centimeters.

Volume is a three-dimensional measurement of the amount of space a thing takes up. It is usually measured in cubic meters, cubic centimeters, or cubic feet. It is computed by multiplying the length, breadth, and height of the shape, or by using particular formulae for other forms such as cylinders, cones, or spheres. The volume of a thing indicates how much space it takes up.

The volume of the composite figure can be calculated by finding the sum of the volumes of the half-sphere and the cylinder.

The formula for the volume of a cylinder is

V = π\(r^2h\),

where r is the radius and h is the height.

Substituting the values given in the problem, we get:

Volume of cylinder = π\((3)^2(10)\)

                  = 90π cubic centimeters.

The formula for the volume of a half-sphere is

V = (2/3)π\(r^3\)

Substituting the value of r given in the problem, we get:

Volume of half-sphere = (2/3)π\((3)^3\)

                        = 18π cubic centimeters.

Therefore, the total volume of the composite figure is:

Volume of composite figure = Volume of cylinder + Volume of half-sphere

= 90π + 18π

= 108π cubic centimeters.

Hence, the exact volume of the composite figure is 108π cubic centimeters.

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450 miles

Explanation

Step 1

Let

Step 2

how many times the distnce (E-M) is the distance(E-S)

so, the distance is

I hope this helps you

Answer:

c. - 1/6

Step-by-step explanation:

m + 2/3 = 1/2

m=1/2-2/3

m=-1/6

Answer:3 *3* 3

Step-by-step explanation:

Because your dealing with powers

P=3

Answer:

B. x + 3x + 6 = 6 + 4x

Step-by-step explanation:

To have an infinite amount of solutions, the equations must be the same, thus if you bring like terms together from both sides, they both equal 4x + 6.

Answer:

11m^3+16m+16

Step-by-step explanation:

First, you have to subtract the m^3, then the m, and the 11 and -5.

Answer:

11m^3-21m^2+20m+16

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

line b is the closest to all the points on the graph

We can determine coordinates if point t is between points u and v by checking if u < t < v or v < t < u.

To determine if point t is between points u and v, we need to compare their coordinates. If u < v, then point t is between points u and v if and only if u < t < v. On the other hand, if v < u, then point t is between points u and v if and only if v < t < u.

Whether or not point t is between points u and v depends on the relationship between the coordinates of u and v. If u < v, t must fall between them, and if v < u, t must also fall between them.

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It is important for game developers and regulators to carefully consider the potential risks and harms associated with loot boxes, and to ensure that appropriate measures are in place to protect vulnerable players.

From a UK legal perspective, loot boxes can be considered gambling if they meet the following criteria:

Chance: The outcome of the loot box must be determined at least partially by chance. If the outcome is entirely predetermined, it is not considered gambling.

Consideration: The player must pay something of value (such as real money or in-game currency) to open the loot box.

Prize: The player must receive a prize of some sort from the loot box, such as a virtual item or currency.

If these three criteria are met, then the loot box can be considered a form of gambling. The UK Gambling Commission has stated that it considers loot boxes to be gambling if the contents can be exchanged for real-world money or goods, and if the prizes have real-world value.

In addition to the legal perspective, there is also growing concern about the potential harms of loot boxes, particularly in relation to problem gambling and the impact on children. The UK government has commissioned several studies into the potential risks associated with loot boxes, and some countries have already taken steps to regulate or ban them.

Overall, it is important for game developers and regulators to carefully consider the potential risks and harms associated with loot boxes, and to ensure that appropriate measures are in place to protect vulnerable players.

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Given the graph of a line

As shown : the line passes with points (0 , 3 ) and ( 4 , -1 )

The general slope intercept form is : y = m * x + b

Where m is the slope and b is y- intercept

The point of y- intercept is = ( 0 , 3 )

Substitute with m and b at the general form

So, the equation of the line will be :

So ,the answer is the first option: y = -1x + 3

the inequality 4.25x ≤ 12 represents the amount of fabric Chase needs to buy, ensuring that he stays within his limit of 12 bookmarks.

To determine the amount of fabric Chase needs to buy, we multiply the number of bookmarks (x) by the fabric required per bookmark (4.25 inches). This gives us the total amount of fabric needed for x bookmarks.

Since Chase wants to make no more than 12 bookmarks, we set up the inequality 4.25x ≤ 12. This means that the product of 4.25 and x should be less than or equal to 12. By doing so, we ensure that the total amount of fabric required does not exceed the limit of 12 bookmarks.

Solving this inequality, we can find the maximum value for x, which represents the number of bookmarks Chase can make within the given fabric constraint. Dividing both sides of the inequality by 4.25, we have x ≤ 12/4.25.

Therefore, the inequality 4.25x ≤ 12 represents the amount of fabric Chase needs to buy, ensuring that he stays within his limit of 12 bookmarks.

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Answer:

About 3.5

Step-by-step explanation:

To get slope, you essentially need to find the rise (the y values) over run (the x values). You'll most likely see the formula for slope written like this:

\( \frac{y2 - y1}{x2 - x1} \)

Thankfully, you have the values you need to solve the problem!

x1 = 2

x2 = 6

y1 = 7

y2 = 21

So plugging these numbers in, we get:

\( \frac{(21) - (7)}{(6) - (2)} \\ \\ \frac{14}{4} \\ \\ 3.5 \)

[EDIT: I misread 6 as 5. Answer has been updated!]

Answer:

Your answer is d) 3, 7, 8.

Step-by-step explanation:

s and t are parallel and r is transversal.

4 and 3 are congruent as the vertical angle.

4 is 7 is alternative exterior angles.

4 and 8 are corresponding angles.

Answer:

y-17=5(x+2)

Step-by-step explanation:

point slope form is y-y1=m(x-x1)

y1 = y coordinate

m = slope

x1 = x coordinate

so you put in the x and y coordinates from the ordered pair into the equation

Answer:

5^2 < 2^5

Step-by-step explanation:

2^5 = 2x2x2x2x2 = 32

5^2 =  5x5 = 25,

since 25 is less than 32, the comparison 5^2 < 2^5 is correct, or 25 < 32

The value of 2^5 is greater than 5^2.

An expression in maths a sentence with a minimum of two numbers or variables and at least one math operation.

Given that the same digits are used for the expression 2^5 and 5^2

2^5 = 32

5^2 = 25

Therefore, 2^5 > 5^2

Hence, The value of 2^5 is greater than 5^2.

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The solution to the inequality is:

x ∈ (-∞, -21].

The correct option is F.

To solve the given inequality, we'll first simplify the expression:

23 < 3x - 3 ≤ -66

To simplify the inequality,

23 < 3x - 3 ≤ -66

Adding 3 to all parts of the inequality:

23 + 3 < 3x - 3 + 3 ≤ -66 + 3

Simplifying:

26 < 3x ≤ -63

Next, divide all parts of the inequality by 3:

26/3 < 3x/3 ≤ -63/3

Simplifying:

8.67 < x ≤ -21

Therefore, the solution to the inequality is:

x ∈ (-∞, -21]

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Answer:

B

Step-by-step explanation:

To find the y- intercept let x = 0

From the table for f(x)

When x = 0 → f(x) = - 4

That is the y- intercept = - 4

Given

g(x) = 3 \((2)^{x}\)

let x = 0 , then

g(0) = 3 \((2)^{0}\) [ \(2^{0}\) = 1 ]

       = 3 × 1

       = 3

That is the y- intercept = 3

Thus the y- intercept of g(x) is greater → B

AB = BC

Area of shaded part = Area of the square - the area of the circle

Area of shaded part = 37.68- 12 =25.68 square inche

Answer:

5r + 75 > 300

Hope this helps :)

They need more than $300, so the inequality sign is >. They already have 75 so we will add that to the total amount of raffle tickets sold afterwards. Lastly, the raffle tickets are $5 each, so r will be the number of tickets sold.

Answer:

\(l = \frac{S}{\pi r} - r\)

Step-by-step explanation:

Given the surface area of a cone expressed as S = \(\pi r^{2} +\pi rl\) where r is the radius of the cone and 'l' is its slant height. To find the slant height from the formula, we will make l the subject of the formula as shown;

\(S = \pi r^{2} + \pi rl\\S = \pi r (r + l)\\\frac{S}{\pi r} = r+l\\l = \frac{S}{\pi r} - r\\\)

The final expression gives the value of the slant height.

Answer: l=s/3.14-r2

Step-by-step explanation:

did it on Edg and the 3.14 i’d supposed to be the symbol for pi hope it helps :)

To test a hypothesis, we need to collect a sample, calculate a test statistic, and compare it to a critical value to determine whether to reject or fail to reject the null hypothesis. However, I can explain the general process for testing a hypothesis.

In this case, the null hypothesis (H0) states that the population mean (μ) is equal to 30, while the alternative hypothesis (HA) states that the population mean is not equal to 30. We assume that the population is normally distributed. To test these hypotheses, we would first collect a sample of observations from the population. The size of the sample would depend on various factors, such as the level of precision desired and the variability in the population. Once we have the sample, we would calculate the sample mean and sample standard deviation. We would then use this information to calculate a test statistic, such as a t-score or z-score, depending on the sample size and whether the population standard deviation is known. Finally, we would compare the test statistic to a critical value from a t-distribution or a standard normal distribution, depending on the test statistic used. If the test statistic falls in the rejection region, we would reject the null hypothesis and conclude that there is evidence to support the alternative hypothesis. If the test statistic falls in the non-rejection region, we would fail to reject the null hypothesis and conclude that there is not enough evidence to support the alternative hypothesis.

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The purpose of this test is to evaluate the effects of rotational acceleration on the semicircular ducts and dynamic equilibrium. This test is called Rotational Acceleration Test.

The purpose of the rotational acceleration test is to assess how the semicircular ducts and the body's dynamic equilibrium respond to rotational movements. The semicircular ducts are part of the vestibular system, which is responsible for detecting changes in head position and rotational movements.

During the test, the individual is subjected to controlled rotational acceleration, usually in a specially designed chair or device. The rotational acceleration induces a sense of spinning or movement, stimulating the semicircular ducts.

By observing the individual's responses, such as eye movements or changes in body posture, healthcare professionals can gather information about the functioning of the vestibular system and the body's ability to maintain balance.

This test is particularly useful in diagnosing disorders of the vestibular system, such as vestibular dysfunction, vertigo, or balance disorders. It helps healthcare providers determine the extent of the impairment and develop appropriate treatment plans or interventions to improve balance and reduce symptoms.

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Answer:

2(1-x)+3x = 2-x

Step-by-step explanation:

Distribute 2 to 1 and -x --->  (2-2x)+3x

Combine Like Terms ---> 2-x

So 2(1-x)+3x = 2-x