round to the nearest tenth​

Answer:

Step-by-step explanation:

You want the dimensions of a barn wall that is 6 ft longer than twice its width, and has an area of 108 ft².

If the width is w, then the length is (2w+6). The area is the product of these dimensions:

  A = LW

  108 = (2w +6)(w)

Dividing by 2, we have ...

  w² +3w = 54

We can complete the square by adding (3/2)² = 2.25 to both sides:

  w² +3w +2.25 = 56.25

  (w +1.5)² = 56.25

Taking the positive square root gives ...

  w + 1.5 = 7.5

  w = 6 . . . . . . . . . subtract 1.5

  (2w +6) = 2·6 +6 = 18

The length of the wall is 18 ft; the width is 6 ft.

Answer:

i am pretty sure its 180

Step-by-step explanation:

mark me brainliest plz so close to next rank

The range of feasible values for the multiple coefficients of correlation is from -1 to 1.

The multiple coefficients of correlation, also known as the multiple R or R-squared, measures the strength and direction of the linear relationship between a dependent variable and multiple independent variables in a regression model. It quantifies the proportion of the variance in the dependent variable that is explained by the independent variables.

The multiple coefficients of correlation can take values between -1 and 1.

A value of 1 indicates a perfect positive linear relationship, meaning that all the data points fall exactly on a straight line with a positive slope.

A value of -1 indicates a perfect negative linear relationship, meaning that all the data points fall exactly on a straight line with a negative slope.

A value of 0 indicates no linear relationship between the variables.

Values between -1 and 1 indicate varying degrees of linear relationship, with values closer to -1 or 1 indicating a stronger relationship. The sign of the multiple coefficients of correlation indicates the direction of the relationship (positive or negative), while the absolute value represents the strength.

The range from -1 to 1 ensures that the multiple coefficients of correlation remain bounded and interpretable as a measure of linear relationship strength.

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Answer:

$7.03

Step-by-step explanation:

3 times .89 equals 2.67. 4 times 1.09 equals 4.36. Add 2.67 and 4.36 then you get 7 dollars and 3 cents.

Answer:

7.03

Step-by-step explanation:

3 x 0.89 = 3.27

3.27 + (4 x 1.09) = 7.03

therefore without tax, Ramon would be spending $7.03

hope this helped

have a great day ^^

Answer:

Caution should be taken when generalizing the opinions of the 50 workers interviewed to the entire population of factory workers.

Step-by-step explanation:

The data Greg obtains from interviewing 50 people using the factory gym on different days during a one week period may not accurately represent the opinions of all factory workers for several reasons.

Firstly, the sample size is relatively small compared to the total number of workers in the factory. This means that there may be a possibility of sampling error, where the opinions of the 50 workers interviewed may not be representative of the opinions of all factory workers.

Secondly, the workers who use the gym on different days during the week may not be a random sample of all factory workers. It is possible that the workers who use the gym are more health-conscious or have a different opinion about the gym compared to workers who do not use the gym.

Lastly, the timing of the interviews may also influence the opinions expressed by the workers. For example, if the interviews were conducted during a busy work period, workers may have different opinions about the gym compared to if the interviews were conducted during a less busy period.

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Answer:

(a+2)(a-12)

Step-by-step explanation:

\(a^2-10a-24\\\\\mathrm{Break\:the\:expression\:into\:groups}\\=\left(a^2+2a\right)+\left(-12a-24\right)\\\\\mathrm{Factor\:out\:}a\mathrm{\:from\:}a^2+2a\mathrm{:\quad }a\left(a+2\right)\\\\\mathrm{Factor\:out\:}-12\mathrm{\:from\:}-12a-24\mathrm{\\:\quad }-12\left(a+2\right)\\=a\left(a+2\right)-12\left(a+2\right)\\\\\mathrm{Factor\:out\:common\:term\:}a+2\\=\left(a+2\right)\left(a-12\right)\)

Answer:

(a + 2)(a - 12)

Step-by-step explanation:

a^2 - 10a - 24

using splitting method

a^2 - 12a + 2a - 24

taking separate common from both pairs

a(a - 12) + 2(a - 12)

(a + 2)(a - 12)

The sides having the length as 6cm , 10cm and 13cm represents a Scalene Triangle .

A Triangle in which the measure of all sides are different is called a Scalene Triangle ,

A Triangle in which the measure of any two sides is equal is called as Isosceles Triangle ,  and

A Triangle in which the measure of all sides are equal it is called a Equilateral triangle .

the measure of the sides is given as : 6cm 10cm and 13cm ;

we can see that all the three sides are of different length .

Therefore , the given triangle is an Scalene Triangle .

The given question is incomplete , the complete question is

What kind of triangle is represented by the sides having the length as 6cm , 10cm and 13cm ?

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Greetings, I am BrotherEye

Answer:

If two pairs of corresponding angles in a pair of triangles are congruent, then the triangles are similar. We know this because if two angle pairs are the same, then the third pair must also be equal. When the three angle pairs are all equal, the three pairs of sides must also be in proportion.

Step-by-step explanation:

Best Of Luck

~

BrotherEye

Question 3: True

Question 4: False

Question 5: True

If the derivative of a function, f'(x), is positive for values of x less than c and negative for values of x greater than c, then it indicates a change in the slope of the function. This change from positive slope to negative slope suggests that the function has a maximum value at x = c.

This is because the function is increasing before x = c and decreasing after x = c, indicating a peak or maximum at x = c.

Question 3: If f'(c) < 0 then f(x) is decreasing and the graph of f(x) is concave down when x = c.

True

When the derivative of a function, f'(x), is negative at a point c, it indicates that the function is decreasing at that point. Additionally, if the second derivative, f''(x), exists and is negative at x = c, it implies that the graph of f(x) is concave down at that point.

Question 4: A local extreme point of a polynomial function f(x) can only occur when f'(x) = 0.

False

A local extreme point of a polynomial function can occur when f'(x) = 0, but it is not the only condition. A local extreme point can also occur when f'(x) does not exist (such as at a sharp corner or cusp) or when f'(x) is undefined. Therefore, f'(x) being equal to zero is not the sole requirement for a local extreme point to exist.

Question 5: If f'(x) > 0 when x < c and f'(x) < 0 when x > c, then f(x) has a maximum value when x = c.

True

If the derivative of a function, f'(x), is positive for values of x less than c and negative for values of x greater than c, then it indicates a change in the slope of the function. This change from positive slope to negative slope suggests that the function has a maximum value at x = c. This is because the function is increasing before x = c and decreasing after x = c, indicating a peak or maximum at x = c.

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Answer:

$1187.5

Step-by-step explanation:

Cost of cellphone =$1250

15 percent of 1250 is =62.5

so,

1250-62.5=1187.5

A positive association on a scatter plot indicates that as the value of one variable increases, the value of the other variable also tends to increase. In other words, when the values of two variables increase together, they have a positive relationship.

For example, if we create a scatter plot of temperature and number of clothing people wear, a positive association would mean that as the temperature increases, people tend to wear more clothing.

This is because higher temperatures lead to increased discomfort, which in turn leads people to wear more clothing to stay comfortable.

Similarly, if we create a scatter plot of time and money earned, a positive association would mean that as the amount of time spent working increases, the amount of money earned also tends to increase.

This is because more time spent working often leads to more opportunities to earn money, through increased productivity or more hours worked.

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On solving the four equations, it is obtained that the correct equation is option A: m = 12f - 8.

What is an equation?

A mathematical definition of an equation is a claim that two expressions are equal when they are joined by the equals sign ("=").

The figure number is represented by the variable f.

The number of match sticks is denoted by the variable f.

The first equation is -

m = 12f - 8

Substitute f = 1 to obtain m = 4 as figure 1 contains 4 match sticks.

m = 12(1) - 8

m = 12 - 8

m = 4

Substitute f = 2 to obtain m = 16 as figure 2 contains 16 match sticks.

m = 12(2) - 8

m = 24 - 8

m = 16

Therefore, equation 1 is the correct option.

The second equation is -

m = 4f - 3

Substitute f = 1 to obtain m = 4 as figure 1 contains 4 match sticks.

m = 4(1) - 3

m = 4 - 3

m = 1

The value for m obtained doesn't matches with the value of m given.

Therefore, equation 2 is the incorrect option.

The third equation is -

m = f + 3

Substitute f = 1 to obtain m = 4 as figure 1 contains 4 match sticks.

m = (1) + 3

m = 1 + 3

m = 4

Substitute f = 2 to obtain m = 16 as figure 2 contains 16 match sticks.

m = (2) + 3

m = 2 + 3

m = 5

The value for m obtained doesn't matches with the value of m given for the second figure.

Therefore, equation 3 is the incorrect option.

The fourth equation is -

m = f + 12

Substitute f = 1 to obtain m = 4 as figure 1 contains 4 match sticks.

m = (1) + 12

m = 1 + 12

m = 13

The value for m obtained doesn't matches with the value of m given.

Therefore, equation 4 is the incorrect option.

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Answer:

Step-by-step explanation:

(a⁴-b⁴)/(a-b)

using..(a+b²)=(a+b)(a-b)

=(a²+b²)(a²-b²)/(a-b)

=(a²+b²)(a+b)(a-b)/(a-b)

=(a²+b²)(a+b)

Use at least 3 decimals in your calculations in this question. A group of economists would like to study the gender wage gap, In a random sample of 350 male workers, the mean hourhy wage was 14.2, and the standard deviation was 2.2. In an independent random sample of 250 female workers, the mean hocirly wage was 13.3, and the standard devlation Was 1.4. 1. The cconomists would like to test the null hypothesis that the mean hourly wage of male and female workers are the same, against the aiternative hypothesis that the mean wages are different. Use the reiection region approach to conduct the hypothesis test, at the 5% significance level. Be sure to include the sample statistic; its sampling distribution; and the reason why the sampling distritution is valid as part of your answer. 2. Calculate the 95% confidence interval for the difference between the popiation means that can be used to test the researchers nuill hypothesis (stated above) 3. Calculate the p-value. If the significance level had been 1% (instead of 58 ). What would the conclusion of the fipothesis test have bect?

Answer: It is irrelevant if multiplying or dividing decimal numbers. For addition and subtraction it is not sufficient: you need to line up the decimal points as well as the digits according to their place values. If you intend to simply align the decimal points then you may as well not bother.

Step-by-step explanation:

Answer:

I think its A

Step-by-step explanation:

Answer:

D

Step-by-step explanation:

The graph would be a curve because of the exponent.

The probability distribution can be constructed by dividing each value of p(x) by the sum of all p(x) values. This will give the proportion of each value in the distribution. The completed table is as follows: x | 0 | 1 | 2 | 3 | 4 | 5 | 6 | p(x)| 0.030 | 0.061 | 0.139 | 0.243 | 0.186 | 0.117 | 0.064.

To construct the probability distribution, we need to find the probabilities for each value of x. The p(x) values given in the table represent the frequencies or counts of each value. To convert these counts into probabilities, we need to divide each p(x) value by the sum of all p(x) values.

In this case, the sum of all p(x) values is 7 + 14 + 32 + 56 + 43 + 27 + 15 = 194. To find the probability for each x value, divide each p(x) value by 194.

For example, the probability for x=0 is 7/194 ≈ 0.036. Similarly, the probability for x=1 is 14/194 ≈ 0.072, and so on.

The completed probability distribution table is as follows:
x | 0 | 1 | 2 | 3 | 4 | 5 | 6 | p(x)| 0.036 | 0.072 | 0.165 | 0.289 | 0.222 | 0.140 | 0.082.

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When dealing with the simultaneous occurrence of two events A and B, the probability can be determined by using the probability of one event and the conditional probability of the other event given that the first event has occurred. Both P(A) * P(B|A) and P(B) * P(A|B) are valid ways to calculate this probability.

The concept of probability is fundamental in various fields such as mathematics, statistics, and even in everyday life. The probability of the simultaneous occurrence of two events A and B is a critical concept in probability theory. According to the definition, the probability of A and B occurring at the same time is equal to the probability of A multiplied by the conditional probability of B given that A has occurred. This equation is also valid in the reverse case, where the probability of B and A occurring simultaneously is equal to the probability of B multiplied by the conditional probability of A given that B has occurred.

Understanding the relationship between the probability of two events and their conditional probabilities is essential in predicting the likelihood of these events happening together. In real-life situations, this concept can be used to determine the probability of two events such as the success of a product launch and the corresponding increase in sales. The probability of these two events occurring simultaneously can be predicted by analyzing the probability of the product launch's success and the conditional probability of sales increasing given that the product launch is successful.

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If the area of a triangle is 96 sq. inches. its altitude is 2 inches greater than five times its base then the altitude is 32 inch

The area of a triangle is 96 sq. inches

Let base be b

Its altitude is 2 inches greater than five times its base.

a=5b+2

ab/2=A

(5b+2)b/2=96

(5b+2)b=192

5b²+2b=192

5b²2+2b-192=0

On solving the quadrartic equation,

we get

b=6

a=32

Therefore, if the area of a triangle is 96 sq. inches. its altitude is 2 inches greater than five times its base then the altitude is 32 inchs

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Answer: 1376

Step-by-step explanation:

Answer: 1376.1

Step-by-step explanation: The provided number is 1376.05. If we were to round this to the nearest tenths place, which would be the first decimal place, it would be 1376.1. This is because 5 or more the number to the left round up.

The total cost of the engagement ring is $10,975. The sales tax is calculated as follows: $10,000 x 0.0975 = $975.

A sales tax is a type of consumption tax that local or state governments apply on the sale of products or services that consumers pay for when they make a purchase. When a company has a link to the jurisdiction in some way, it is responsible for collecting sales tax and remitting payment to the government.

It is only imposed and paid when the taxable supply is produced while engaging in a "taxable activity". Taxes should be based on the value of the goods or service. Because of the way the sales tax is structured, consumers are required to bear the majority of the tax burden. Because sales tax is an indirect tax, this is true.

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Answer:13234

Step-by-step explanation:

13234 is

Answer:

10.5

Step-by-step explanation:

For volume you do lengthxwidthxheight

The width is 4 blocks. If each block is .5 (1/2) CM that would make the width 2CM

The height is 7 blocks. each block being .5 you can just do 7 divided by 2 (since .5 is just half) which would get you 3.5

for length it is 3 blocks so just like we did for height just do 3/2 which is 1.5

If you put this in order you do

1.5*2*3.5 which gets you 10.5

1.5*2 is 3.

3*3.5 is 10.5

Answer:

Step-by-step explanation:

ISSA PARADE INSIDE MY CITY YEAHHHHH

Unit rate

Answer:

$0.08 per minute

Step-by-step explanation:

Unit rate :

Answer: 300,000

Step-by-step explanation:

There are two ways to get this answer.

WAY 1

400x800= 320,000 and to get 1 significant figure you round down to 300,000

WAY 2

423x764=323,172 and to get 1 significant figure you round down to

300,000

Answer:

20 cm

Step-by-step explanation:

If the sides measure 7 cm and 3 cm, the perimeter is

7 cm + 3 cm + 7 cm + 3 cm = 20 cm

Answer:

20 cm

Step-by-step explanation:

hope this helped