Help oh my god give me the area of this shape I’m gonna cry

Answer:

b,c and f

Step-by-step explanation:

Answer:

B Twelve students answered Mr. Chiu’s question.

C Three people studied for two hours.

F Four people studied for four or more hours.

Step-by-step explanation:

Trust me on this, also can I have brainiest please?

Hope you do well! :D

Answer:

see explanation

Step-by-step explanation:

look at the photo

The radius of convergence of the Taylor series for the exponential function, e^x, centered at x = 0, is infinite.

The Taylor series expansion for the exponential function, \(e^x\), around x = 0 is given by the formula:

\(e^x = 1 + x + (x^2)/2! + (x^3)/3! + (x^4)/4! + ...\)

This series converges for all values of x because the terms in the series decrease in magnitude as the exponent increases. This means that as x approaches infinity or negative infinity, the terms in the series approach zero.

The convergence of a power series is determined by the ratio test or the root test. In the case of the exponential function, both tests yield a radius of convergence of infinity. This indicates that the series converges for all values of x. Therefore, the Taylor series expansion of e^x around x = 0 is valid for all real numbers x.

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Answer:

x + ×-4 > or =104

X> or =54

am I right please ?

the sum of the ages of a man and his wife is at least 104 years if the man is x years old and the wife is x - 4 years old find the possible values of x

Hence, the possible value for x is 54

Answer:

How does she make 14 pound servings with 5 pounds ?

Answer:

4/5

Step-by-step explanation:

cus i said so

The surface area of the box is 954 in².

Option D is the correct answer.

We have,

The surface area of a rectangular prism is the sum of the areas of all its faces.

The box has six faces, and each face is a rectangle.

The top and bottom faces have dimensions of 24 inches by 15 inches,

So each has an area of:

24 in × 15 in

= 360 in²

There are two of these faces, so their combined area is:

2 × 360 in²

= 720 in²

The front and back faces have dimensions of 24 inches by 3 inches,

So each has an area of:

24 in × 3 in

= 72 in²

There are two of these faces, so their combined area is:

2 × 72 in²

= 144 in²

The left and right faces have dimensions of 15 inches by 3 inches, so each has an area of:

15 in × 3 in

= 45 in²

There are two of these faces, so their combined area is:

2 × 45 in² = 90 in²

Adding up all the face areas gives:

720 + 144 + 90

= 954 in²

Therefore,

The surface area of the box is 954 in².

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Whenever possible, research should be designed so that the data can be anlyzed using option (a) statistics

-This includes both parametric tests (which assume that the data is normally distributed and meet certain assumptions) and non-parametric tests (which do not make these assumptions and are useful for non-normal data). SPSS is a software program commonly used for statistical analysis, but it is not necessary for conducting statistical analyses.

a. statistics

Research should be designed so that the data can be analyzed using statistics. Statistics provide a set of methods and tools for analyzing and interpreting data, which can help researchers draw meaningful conclusions from their findings. Statistical analysis can be used to identify patterns, trends, and relationships in data, as well as to test hypothesis and make predictions.

Depending on the research question, data type, and sample size, different types of statistical tests may be appropriate. Both parametric and non-parametric tests can be used to analyze data, depending on the assumptions made about the underlying distribution of the data and the level of measurement of the variables. SPSS is a statistical software program that can be used to perform statistical analysis, but it is not necessary for designing research studies or analyzing data.

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Answer:

Step-by-step explanation:

a line is 180° so we subtract 109 from 180 to find mLUE

180-109=

71

a triangle is also 180° so we add up the angles we have so far and subtract that from 180°

180-(71+49)

180-(120)

mULE = 60°

Answer:

30 pizzas

Step-by-step explanation:

You ate thirty because 50-20= 30

Hope this helps! :)

The Phillips curve describes the relationship between the unemployment rate and the rate of change of wages. Option C is the correct option.

What is  Phillips curve?

The relationship between the rate of inflation and the unemployment rate is represented by the Phillips curve. The analysis of wage inflation and unemployment in the United Kingdom from 1861 to 1957 by A. W. H. Phillips, despite having forerunners, is a significant development in the field of macroeconomics. When unemployment was high, wages rose slowly; when unemployment was low, wages rose quickly, according to Phillips' research.

According to Phillips' hypothesis, as the unemployment rate declines, the labor market becomes more competitive and firms are forced to raise wages more quickly in order to recruit qualified workers. The pressure decreased as unemployment rates rose. The average relationship between wage behavior and unemployment over the course of the business cycle was represented by Phillips' "curve."

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Since e^-R^2 approaches zero as R approaches infinity, we can conclude that ∣∣∣∣∫CR e^iz^2 dz∣∣∣∣ → 0 as R → ∞. Hence, the limit of the integral as R approaches infinity is zero for some constant R>0.

Given that CR is the contour z = Re^iθ for some constant R> 0

where t ∈ [0, π/4].

To prove that |∫CR e^iz^2 dz| ≤ π/4R (1-e^-R^2), we need to use the estimation lemma for the integral of a complex valued function.

The estimation lemma states that if f(z) is a continuous complex valued function defined on a contour C, then

∣∣∣∣∫Cf(z)dz∣∣∣∣≤maxz∈C∣∣f(z)∣∣×length(C)

Now, let's use this estimation lemma to prove |∫CR e^iz^2 dz| ≤ π/4R (1-e^-R^2)

We know that |e^iz^2| = |e^iR^2 cos⁡θ^2 + 2iR^2 cos⁡θsin⁡θ|

Using the triangle inequality, we have |e^iz^2| ≤ e^-R^2 cos⁡θ^2 × e^2R^2 cos⁡θsin⁡θ= e^-R^2 cos⁡θ^2 × e^R^2 sin⁡2θ

Let M = e^R^2 sin⁡2θ.

Then, M is a constant independent of R.

Therefore, we have|∫CR e^iz^2 dz| ≤ ∫CR |e^iz^2| dz≤ ∫CR e^-R^2 cos⁡θ^2 × M dz

Using the estimation lemma, we get|∫CR e^iz^2 dz| ≤ max z ∈ CR|e^-R^2 cos⁡θ^2| × length(CR) × M|∫CR e^iz^2 dz| ≤ e^-R^2 × R × M × π/2

Now, we need to find the limit of ∣∣∣∣∫CR e^iz^2 dz∣∣∣∣as R→∞ |∫CR e^iz^2 dz| ≤ e^-R^2 × R × M × π/2|∫CR e^iz^2 dz| ≤ e^-R^2 × M × π/2/R

Since e^-R^2 approaches zero as R approaches infinity, we can conclude that ∣∣∣∣∫CR e^iz^2 dz∣∣∣∣ → 0 as R → ∞.

Hence, the limit of the integral as R approaches infinity is zero.

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Hey! Your answer to this question would be : x = 1, -5

The value that represents the variable x in the trapezoid is 108 degrees

From the question, the trapezoid represents the given parameter

We can see that the trapezoid is an isosceles triangle

This means that the angle x and y are congruent

The sum of angles is a trapezoid is 360 degrees

So, we have the following summation equation

x + x + 72+ 72 = 360

Evaluate the like terms

So, we have

2x + 144= 360

This gives

2x = 216

Divide by 2

x = 108

Hence, the value of x is 108 degrees

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Answer:

232,26

Step-by-step explanation:

because 37×3.14×2=232,26

The  probability of event A is P(A) = 1/4 or 0.25.

The formula to find P(A) for a series of simple events is:

P(A) = (number of outcomes that satisfy the event A) / (total number of possible outcomes)

For example, if you are tossing a coin and selecting a number at the same time, and event A is defined as getting a head and an even number, then:

- The number of outcomes that satisfy event A is 1 (getting a head and an even number, i.e., H2)
- The total number of possible outcomes is 4 (H1, H2, T1, T2)
- Therefore, the probability of event A is P(A) = 1/4 or 0.25.

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Answer:

what are you writing

Step-by-step explanation:

kaakajwb kajbejz jwjbwbkak kab sjwube siowihdt. sjwjbwjw wujwbw wuuwvwkwo JC e shhxje a jsiswomansujsbe sjjeehhee ssusbsg

Answer:

The diameter of a circle is twice the length of its radius.​

Step-by-step explanation:

Or you can say double

You can infer causality from a correlational result, but only when the r value is greater than:

C. 1

Causality refers to a situation in which one event causes another. When there is a correlation between two variables, it means that they tend to move in the same direction.

However, this does not necessarily mean that one event causes the other. In order for a correlation to indicate causality, the correlation coefficient (r) must be greater than 1. If the correlation coefficient is below 1, then there is not enough evidence to suggest that one event causes the other.

In addition, there are other factors that need to be considered when assessing causality from a correlational result.

For example, the strength of the relationship between the variables, the direction of the relationship, and the consistency of the results over time. It is also important to consider the context in which the research was conducted, as this may have an effect on the results.

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The best description for the lines on the graph is OPTION d. Not enough information to tell

To determine the best description for the lines on the graph, it's important to understand the characteristics of each option: skew, perpendicular, parallel, not enough information to tell, or neither.

Skew lines are lines in three-dimensional space that are not parallel and do not intersect. They have different slopes and are not in the same plane. However, since the graph is not described in detail, it is difficult to determine if the lines on the graph are skew.

Perpendicular lines are two lines that intersect at a right angle (90 degrees). If the lines on the graph intersect at a right angle, they can be described as perpendicular. However, without the specific details of the graph, it is impossible to ascertain if the lines meet this criterion.

Parallel lines are lines that do not intersect and are always equidistant. If the lines on the graph appear to run side by side without intersecting, they can be described as parallel. Nonetheless, this can only be confirmed if there is sufficient information about the graph's axes, scales, and line equations.

Without additional information about the graph, it is not possible to determine if the lines are skew, perpendicular, or parallel. Hence, the correct answer is d. Not enough information to tell.

It is important to note that the description of the lines on the graph may be subject to change or refinement based on the specific characteristics and context provided.

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Answer- 9 shelves

In order to find out how many shelves are need we must divided 175 into 20. 175 divided by 20 is 8.75. But, because you cannot have have .75 of a shelf, you have to round this to a whole. This means that 9 shelves will be the least needed number of shelves need to store 175 books. To check this answer 20 books X 8 shelves is 160 books, which means eight shelves can only store 160 books, we will need and additional shelf to store the last 15 books.

HOPE THIS HELPS & GOOD LUCK!

Answer:

First option y=3/5x

Step-by-step explanation:

Because if you look on the graph, at x=5, y=3

in the equation, plug in x=5, you cancel out denominator left with y=3

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Answer:

c. 41

Step-by-step explanation:

The sampling technique used in each study is as follows: (a) convenience sampling, (b) systematic sampling, and (c) stratified random sampling.

(a) In the first study, where a journalist goes to a campground to ask people about their feelings regarding air pollution, the sampling technique used is convenience sampling. This is evident because the journalist approaches individuals who are readily available and easily accessible at the campground. However, convenience sampling may introduce bias as it does not ensure a representative sample of the population.

(b) In the second study, where every tenth machine part is selected from an assembly line for measurement, the sampling technique used is systematic sampling. Systematic sampling involves selecting every nth element from a population after establishing a sampling interval. In this case, every tenth machine part is selected to ensure a systematic and unbiased approach to quality assurance.

(c) In the third study, where attitudes about smoking are studied at a college and students are divided by class and then randomly sampled from each class for interviews, the sampling technique used is stratified random sampling. Stratified random sampling involves dividing the population into homogeneous subgroups (strata) and then randomly selecting samples from each subgroup. By dividing the students into different class strata and randomly selecting samples from each class, this study aims to ensure representation from each class in the final sample.

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The summation notation to express each of the following calculations:

a) (∑ \(x_i\) )^2

b) ∑ \(x_i^2\)

c) ∑ \(x_i\) - 2

d) ∑(\(x_i\) - 1)^2

Here we have to find the summation notation to express each calculations  

Let the scores be denoted by the sequence \(x_i\) for i = 1, 2, ..., n

Part a

Add the score and then square the sum

(∑ \(x_i\) )^2

Part b

Square each score and then add the squared values

∑ \(x_i^2\)

Part c

Subtract 2 points from each score and then add the resulting values.

∑ \(x_i\) - 2

Part d

Subtract 1 point from each score and square the resulting values. then add the squared values.

∑(\(x_i\) - 1)^2

Therefore, the summation notation of each calculation has been found

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For an Excel data file containing only continuous variables, you can perform a t-test, ANOVA, or simple linear regression to analyze the relationships among the variables.

Based on the options provided and the fact that your Excel data file contains only continuous variables, you can perform the following tests:
1. t-test: This statistical test is used to compare the means of two groups or samples. It is appropriate for continuous variables and can be applied in Excel using the "T.TEST" function.
2. ANOVA (Analysis of Variance): This test is used to compare the means of three or more groups or samples. It is suitable for continuous variables and can be performed in Excel using the "ANOVA" tool under the "Data Analysis" add-in.
3. Simple linear regression: This is a method used to model the relationship between a continuous dependent variable and one independent variable. In Excel, you can perform a simple linear regression using the "LINEST" function or the "Data Analysis" add-in.
However, you cannot perform MANOVA (Multivariate Analysis of Variance) with only continuous variables. MANOVA is used to compare multiple dependent variables across different groups or samples, and it requires a mix of continuous and categorical variables.
In summary, for an Excel data file containing only continuous variables, you can perform a t-test, ANOVA, or simple linear regression to analyze the relationships among the variables.

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Answer:

4/21

Step-by-step explanation:

the probability of choosing a green tile is 2/7

by removing one green tile the probability of choosing one blue tile is 4/6 or 2/3

multiplying those together gets you 4/21

The function is a linear function because as x increases, the y-value changes at a constant rate . The rate of change of this equation is 2.

The difference between linear and exponential functions is that  Linear functions change at a constant rate per unit interval while an exponential function changes by a common ratio over equal intervals.

We are given the function table as:

(0, -3)

(1, -1)

(2, 1)

(3, 3)

Thus, we can see that as x increases, the y-value changes at a constant rate of  + 2.

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ANSWER :

THE ANSWER IS X + 8