Please help me now plz
I will mark you brainliest

Answer:

25021/50 ft.

Step-by-step explanation:

Convert decimal to fraction, 50042/100 ftReduce the fraction: 25021/50 ft

More Explanation on Rational Numbers:

Rational numbers are the numbers which can be written as fraction of a/b where a,b be any integer and b≠0. They are finite and recurring decimals.

For example:- 0.2 is a rational number and can be written as 2/10 or 1/5.

Irrational numbers are the numbers which can not written as fraction and they are non-terminating .

For example: The √2 [square root of 2] is also an irrational number. After simplifying,it would be written as 1.41421356237…so on ,but the numbers go on into infinity and do not ever repeat, and they do not ever terminate.

Have a great day! :D

If I were to hypothesize that communication students will have a higher average score on the oral communication measures,

I would have a research hypothesis. A research hypothesis is a statement that is used to explain a relationship between two or more variables,

in this case, the relationship between being a communication student and having a higher score on oral communication measures.

The hypothesis can then be tested through research and analysis of data to determine if there is a significant correlation between the two variables. In order to fully test this hypothesis,

it would be necessary to gather data on both communication students and non-communication students and compare their scores on oral communication measures.

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The cost of the mp3 player after the discount is $27.98.

A percentage is a number or ratio that can be expressed as a fraction of 100. If we have to calculate percent of a number, divide the number by whole and multiply by 100.

Given

An mp3 player is on sale for 30% off the regular price of $39. 98.

The price of the mp3 player after the 30% is given

\(\rm Cost \ of \ player \ after \ discount = Cost \ of \ player \times discount\\\\\rm Cost \ of \ player \ after \ discount = 39.98\times 0.30\\\\\rm Cost \ of \ player \ after \ discount = 11.99\)

The cost of mp3 player after 30% discount is;

= $39.98 - $11.99 = $27.98

Hence, the cost of the mp3 player after the discount is $27.98.

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Answer:

f(x)=10-x/4

Step-by-step explanation:

this is the answer

Answer:

he runs for 39 min in 10 kilometres

Step-by-step explanation:

if he runs 10 kilometres

u add 4 10 times add if and u will find 39 min for 10 kilometres running

The three side length that describes the triangle in the image attached below are: 5 cm, 12 cm, and 13 cm.

A triangle is a shape that has three sides. The sides can be measured using a ruler.

The sides of the triangle in the image shown have side lengths as measured by the ruler beside each of the sides, which are 5 cm, 12 cm, and 13 cm.

Therefore, the three side lengths of the triangle in the diagram are: 5 cm, 12 cm, and 13 cm.

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The correct statements about the stable sorting algorithm are I and II, while statement III is incorrect.

The stable sorting algorithm is a type of sorting algorithm that preserves the relative order of equal elements in the input array. This means that if two elements in the input array are equal, then their order in the output array will be the same as their order in the input array. Therefore, statement II is correct.

Statement I is also correct because the stable sorting algorithm does not change the input array itself, but rather produces a sorted output array that contains the same elements as the input array.

However, statement III is not correct because the time complexity of the stable sorting algorithm depends on the specific input array, such as the size of the array, the distribution of the elements, and the type of sorting algorithm used. Therefore, the sorting algorithm may take different amounts of time for different input arrays.

In summary, the correct statements about the stable sorting algorithm are I and II, while statement III is incorrect.

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Using the slope formula, we can conclude that the slope of the line is m = 2.

So, the slope of the line is:

Now, put the values and solve for the slope as follows:

Therefore, using the slope formula, we can conclude that the slope of the line is m = 2.

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Answer: The first answer choice

AKA: y = -1.74x + 46.6

Step-by-step explanation:

The  domain relation a consists of all pairs of real numbers whose absolute difference is less than or equal to 2.

The given relation is defined as follows:

a: {(x, y) | x, y ∈ ℝ and |x - y| ≤ 2}

In this relation, the domain is specified as the set of all real numbers, which means that any real number can be used as the input for this relation.

To clarify, if we take any two real numbers, x and y, and the absolute value of their difference, |x - y|, is less than or equal to 2, then the ordered pair (x, y) is included in the relation.

For example, if we choose x = 3 and y = 1, then |3 - 1| = 2, which satisfies the condition |x - y| ≤ 2. Therefore, the ordered pair (3, 1) is in the relation a. Similarly, if we choose x = 2 and y = 4, |2 - 4| = 2, so the ordered pair (2, 4) is also in the relation.

In summary, the relation a includes all ordered pairs (x, y) where the absolute difference between x and y is less than or equal to 2, and it can be used with any real numbers as input.

The relation a is a subset of the Cartesian product of the set of all real numbers with itself, denoted by R × R. In other words, a is a set of ordered pairs (x, y) such that |x - y| ≤ 2, where x and y are real numbers.

For any real numbers x and y, the expression |x - y| represents the absolute value of the difference between x and y. The absolute value of a number is always non-negative, so the inequality |x - y| ≤ 2 means that the distance between x and y on the real number line is less than or equal to 2.

Therefore, the domain of the relation a is the set of all real numbers, since the definition of the relation applies to any two real numbers x and y.

The given relation is defined as follows:

a: {(x, y) | x, y ∈ ℝ, |x - y| ≤ 2}

This relation represents all pairs of real numbers (x, y) where the absolute difference between x and y is less than or equal to 2. In other words, it includes all pairs (x, y) such that the distance between x and y on the real number line is at most 2.

For example, (1, 3) is in the relation a because |1 - 3| = 2, which satisfies the condition |x - y| ≤ 2. Similarly, (5, 6) is in the relation a because |5 - 6| = 1 ≤ 2.

On the other hand, (4, 8) is not in the relation a because |4 - 8| = 4 > 2, violating the condition.

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Answer:

11\(\pi\)

Step-by-step explanation:

To find the circumference of a circle, the formula is:

d * \(\pi\) = c

We already know the diameter, so we just plug that in:

11 * \(\pi\) = c

11\(\pi\) = c

Let me know if you have any questions.

Answer:

64

Explanation:

If the garden is a square shape then all sides are equal.

One and all sides are 8 meters.

8 times 8 is 64

Answer:

1) 64

2) 8

3) 2187

4) 5\(x^{2}\)

5) 4\(x^{2}\)

6) 12\(n^{5}\)

7) 9\(x^{2}\)

8) \(p^{9}\)

9) 27\(p^{12}\)

10) \(\frac{4x}{3}\)

11) 4b

12) \(\frac{1}{4a^{2} }\)

Step-by-step explanation:

Answer:

refer to the attachment

The correct answer is:

greater than zero for all values of x.

Probability is a way of evaluating how likely something is to happen. Several things are difficult to forecast with absolute confidence. Using it, we can only make predictions about the likelihood of an event happening, or how likely it is. Probability can range from 0 to 1, with 0 denoting an impossibility and 1 denoting a certainty.  One is the probability of every event in a sample space.

Now in the given question ,

A probability density function (PDF) of a continuous random variable x is a function that describes the relative likelihood of x taking on different values in a continuous range. The PDF is defined such that the area under the curve between any two values a and b represents the probability of x being in that range, i.e., P(a ≤ x ≤ b).

Since probabilities are non-negative, the PDF of a continuous random variable must also be non-negative. That is, f(x) > 0 for all values of x. This condition ensures that the area under the curve is non-negative, which is necessary for it to represent a valid probability distribution.

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The inequality that can be used to determine the number of guitar lessons Gale could take using her birthday money is:

The solution to the inequality is:

She can take at most, 6 guitar lessons

Total amount Gale received is $200

For rental equipment, she paid $50

Each guitar lesson will cost $25

Let x represent the number of lessons she could take, then the total amount she will spend must not exceed $200

The guitar lesson will cost a total of 25x

So, her total spending will be:

25x + 50

This must be at most $200

Solving the above inequality:

She cannot take more than 6 lessons

As Kelly saved 4/5% of her allowance, the percentage expressed as a fraction and as a decimal is \(4/500\) and \(0.008\)respectively.

A percentage refers to a relative value indicating hundredth parts of any quantity. One percent (symbolized 1%) is a hundredth part.

To convert 4/5% to a fraction, we need to divide 4/5 by 100:

4/5% = (4/5) / 100

4/5% = 4 / (5 x 100)

4/5% = 4/500

To convert 4/5% to a decimal, we can divide 4/5 by 100 and simplify:

4/5% = (4/5) / 100

4/5% = 0.008

Full question "Kelly saved 4/5% of her allowance.What is that percent expressed as a fraction and as a decimal"

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We have to calculate how many T-shirts the hay to sell in order to raise $720, including the $60 dollars they already saved.

They earn $12 for every T-shirt, so the amount of money raised is 12x, being x the number of T-shirts.

Then, 12x has to be at least equal to 720-60=660:

Then, if we divide both sides by 12, we get the number of T-shirts they have to sell:

They have to sell at least 55 T-shirts.

Answer:

Step-by-step explanation:

b its b

The volume of the hemisphere which has radius 10m is , 212.2 m³

In mathematics, Space occupied by three dimensional objects is called Volume. Basically it is a space within a closed region of every three dimensional object.

Volume of sphere = 4/3πr³

Given that,

the radius of hemisphere is 10 m

Volume of hemi-sphere = 2/3πr³

Volume of hemi-sphere = 2/3π10³

Volume of hemi-sphere = 2000/3π

Volume of hemi-sphere = 212.2

So, the volume is  212.2 m³

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Answer:

2√x can be written as

\( {2x}^{ \frac{1}{2} } \)

So we have

\( {2x}^{ \frac{1}{2} } \times {4x}^{ - \frac{5}{2} } \\ = {2x}^{ \frac{1}{2} } \times {2x}^{- \frac{5}{2} \times 2 } \\ \\ = {2x}^{ \frac{1}{2} } \times {2x}^- {5} \\ \\ = {2x}^{ \frac{1}{2} - 5 } \\ \\ = {2x}^{ -\frac{9}{2} } \)

Comparing with k.x^n

k = 2 n = -9/2

Hope this helps you

The required fill in the blanks is  110° and 360°.

In Plane Geometry, a figure which is formed by two rays or lines that shares a common endpoint is called an angle and corner whether constituting a projecting part or a partially enclosed space.

Given:

The figure shows that to find the angle.

According to given question we have

The first answer of the figure is 110°.

Obtuse angle is more than 90° and less than 180°.

The second answer of the figure is 360°.

A full angle, also called a complete angle, round angle, or perigon, is an angle equal to radians.

Therefore, the required fill in the blanks is  110° and 360°.

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Answer:

Answer:\(13c = 65 \ \ c = \frac{65}{13} \ \ c = 5\)  More

Answer:

11. at the 5 minute point the object would have travelled 50 Meters.

12. The average speed of the object is 10 meters per minute.

13. It will take the object 12 minutes to reach 120 Meters.

Explanation:

The object would be the blue line, the numbers on the bottom row are each connected to the numbers on the left side as if it were a graph so for each minute it would be 10 meters. If it were to connect 2 to ten then the answer would be five meters per minute and if the one were connected to the 40 it would be 40 per minute and so on... if more explaining is needed comment down below and i´d be happy to assist you!

Answer:

the answer for the question is -129/500

The linear regression model can be extended to accommodate certain forms of non-linear relationships between the response and predictor(s).  Polynomial regression is one specific method for incorporating non-linear associations within the linear regression framework.

It involves understanding the flexibility of the linear regression model and the techniques available to address non-linear relationships. While the linear regression model assumes a linear relationship between the response variable and predictors, it can still be useful in accommodating certain types of non-linear relationships.

By applying appropriate transformations to the predictor variables, such as taking their squares, logarithms, or other non-linear functions, we can introduce non-linear associations into the linear regression model. This allows the model to capture curvature or other non-linear patterns in the data.

Polynomial regression is a specific approach to incorporating non-linear relationships within the linear regression framework. It involves adding polynomial terms of the predictor variables to the model, such as squared or cubed terms. By including these polynomial terms, the model can account for non-linear relationships and capture more complex patterns.

It's important to note that while linear regression can be extended to accommodate some non-linear relationships, there may be cases where more advanced non-linear regression techniques or alternative models are necessary to adequately capture complex non-linear associations. Nonetheless, the inclusion of transformed predictor variables and the use of polynomial regression are valuable approaches to address non-linear relationships within the linear regression framework.

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the probability of rolling an odd number or rolling a 2 is 2/3

The probability of rolling an even number or a 4 is 2/3

Probability is a mathematical concept that measures the likelihood or chance of an event occurring. It is expressed as a number between 0 and 1, where 0 means an event is impossible and 1 means an event is certain to occur. The probability of an event can also be expressed as a percentage or as a fraction.

If you roll a six-sided die. The probability of rolling 1, 2, 3, 4, 5 and 6 are as follows:

P (1) = 1/6

P (2) = 1/6

P (3) = 1/6

P (4) = 1/6

P (5) = 1/6

P (6) = 1/6

a. Since there are three odd numbers, P(odd) = 3/6 = 1/2

Thus, the probability of rolling an odd number or rolling a 2 will be:

P(odd or 2) = P(odd) + P(2)

                  = 1/2 + 1/6 = 2/3

b. Since there are three even numbers, P(even) = 3/6 = 1/2

Thus, the probability of rolling an even number or a 4 will be:

P(even or 4) = P(even) + P(4)

                  = 1/2 + 1/6 = 2/3

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Note that the unit rate of change of the equation is 0.32, and the one of the graph is 1, so the correct option is B.

We define the unit rate of change as the slope or constant of proportionality.

y = 0.32 * x

The unit rate of change is 0.32

In the graph we can see that for each unit moved in horizontally, the line moves one unit vertically, then the unit rate of change is just 1.

y =  x

Then we can conclude that the graph has the greater unit rate of change.

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A clockwise rotation of 144° about the origin will map the pentagon onto itself. Option(c) is the correct answer.

The number of sides (n) of the pentagon is:

n =5

The pentagon will not be plotted onto itself when reflected across the x-axis because the pentagon has 5 sides (an odd number of sides).

To draw the pentagon onto itself, the pentagon has to be rotated.

The angle of rotation is:

θ \(= \frac{360}{n}\)

θ  \(=\frac{360}{5} = 72\)

Other possible angles of rotation must be multiple of 72. i.e.

θ= 72, 144, 216, 288...

Hence, a clockwise rotation of 144° about the origin will map the pentagon onto itself.

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The complete question is:

A regular pentagon is centered about the origin and has a vertex at (0, 4). Which transformation maps the pentagon to itself?

a. A reflection across line m

b. A reflection across the x-axis

c) A clockwise rotation of 144 degrees about the origin

Answer:

yes. They both equal [20]=20

Answer:

∠ XYZ ≈ 72.9°

Step-by-step explanation:

using the tangent ratio in the right triangle

tan XYZ = \(\frac{opposite}{adjacent}\) = \(\frac{XZ}{XY}\) = \(\frac{13}{4}\) , then

∠ XYZ = \(tan^{-1}\) ( \(\frac{13}{4}\) ) ≈ 72.9° ( to 1 dec. place )