Help pleaseeee

Correct answers only​

Help PleaseeeeCorrect Answers Only

Answers

Answer 1

Answer: D 10

Step-by-step explanation:


Related Questions

Susan went to a store and bought 3 items. each item cost the same. she spent 12 . how much did each item cost?

Answers

Answer:

4 dollars

Step-by-step explanation:

12 divided by 3 is 4

The input and output values of a function f (x) are shown in the table.
X
-4
-3
-2
-1
0
f (x)
2
1
0
1
2
If g (x) = 2f (x), then which table shows the input and output values of g (x)?

The input and output values of a function f (x) are shown in the table.X-4-3-2-10f (x)21012If g (x) =

Answers

The table which shows the input and output values of g (x) is,

f (x)              g(x)

  2                 4

  1                  2

  0                 0

  1                  2

  2                 4

What is Function?

A relation between a set of inputs having one output each is called a function.

Given that;

The input and output values of a function f (x) are shown in the table.

     X                          f (x)

     -4                           2

     -3                           1

     -2                           0

     -1                            1

     0                            2

Here, We have;

⇒ g (x) = 2f (x),

Hence, The table which shows the input and output values of g (x) is,

f (x)              g(x)

  2                2×2 = 4

  1                 1×2 = 2

  0               0×2 = 0

  1                 2×1 = 2

  2                2×2 = 4

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After a shopping trip, the amount of money

Katrina has left can be modeled by the expression

75-9. 5t-11. 75s, where t is the number of t-shirts

and s is the number of pairs of shorts Katrina bought.

a. Describe what each term of the expression

represents in this situation.

b. How many t-shirts and shorts might Katrina have

bought?

Answers

Answer:

66

Step-by-step explanation:

Find the slope, y intercept and x intercept of the linear equation 5x+6y=15

Answers

Answer:

X Intercept is 3,0 and y intercept is 0, 5/2

Step-by-step explanation:

the 5/2 Is a Fraction

A.104
B.95
C.85
D.114

A.104B.95C.85D.114

Answers

D 114 is the answer

Answer:

i got 85 but if not keep studying and i will solve if help k

Step-by-step explanation:

An economist wants to estimate the mean per capita income (in thousands of dollars) for a major city in California. He believes that the mean income is $28.4, and the standard deviation is known to be $6.6. How large of a sample would be required in order to estimate the mean per capita income at the 85% level of confidence with an error of at most $0.56

Answers

To estimate the mean per capita income for a major city in California with an error of at most $0.56 at the 85% confidence level, the economist needs to determine the required sample size.

To calculate the required sample size, we can use the formula: \(n = \left(\frac{{Z \cdot \sigma}}{{E}}\right)^2\), where \(n\) is the sample size, \(Z\) is the Z-score corresponding to the desired confidence level (in this case, for 85% confidence level, \(Z \approx 1.44\)), \(\sigma\) is the known standard deviation (\$6.6), and \(E\) is the desired margin of error (\$0.56). Plugging in the values, we have \(n = \left(\frac{{1.44 \cdot 6.6}}{{0.56}}\right)^2 \approx 52\). Therefore, a sample size of approximately 52 would be required to estimate the mean per capita income with an error of at most $0.56 at the 85% confidence level.

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pls help with this problem.

pls help with this problem.

Answers

Answer:

23 is the answer

Step-by-step explanation:

i holed this helped

Answer : -12

a = 4x

plug in the numbers for a and x

3 - 4(-5)

3-15

-12

Hope this helps!!!

20 POINTS. PLZ HELP!!!!!
What is value of x?



Enter your answer in the box.

x=

20 POINTS. PLZ HELP!!!!!What is value of x?Enter your answer in the box.x=

Answers

Answer:

\(x=27\)

Step-by-step explanation:

Notice that Angle A is being bisected.

Hence, we can use the Angle Bisector Theorem to write the following proportion:

\(\frac{x+8}{10}=\frac{2x-5}{14}\)

Solve for x. Cross-multiply:

\(10(2x-5)=14(x+8)\)

Distribute:

\(20x-50=14x+112\)

Subtract 14x from both sides:

\(6x-50=112\)

Add 50 to both sides:

\(6x=162\)

Divide both sides by 6. Hence, the value of x is:

\(x=27\)

20 POINTS. PLZ HELP!!!!!What is value of x?Enter your answer in the box.x=

please help with question below

please help with question below

Answers

The 51st term of the arithmetic progression is -149 if the t(7) = -17 and t(19) = -53 option (D) -149 is correct.

What is a sequence?

It is defined as the systematic way of representing the data that follows a certain rule of arithmetic.

It is given that:

t(7) = -17

t(19) = -53

t(7) = a + 6d = -17

t(19) = a + 18d = -53

The above two equation representing the linear equation in two variables.

Solving by substitution method.

a = 1

d = -3

t(51) = a + 50d

t(51) = 1 + 50(-3)

t(51) = 1-150

t(51) = -149

Thus, the 51st term of the arithmetic progression is -149 if the t(7) = -17 and t(19) = -53 option (D) -149 is correct.

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Last one for today. Please help

Last one for today. Please help

Answers

Answer:

D) (-2,0)

Step-by-step explanation:

(-2,0)

(-2-2)²+(y+3)²=25

16+9=25

25=25

S(-2, 4) and T (3,9).
The midpoint is MC). The distance between S and T is about

S(-2, 4) and T (3,9).The midpoint is MC). The distance between S and T is about

Answers

Answer:

for this one

midpoint=(0.5,6.5)

distance=7.1

Step-by-step explanation:

hope this help u

Yea I think that is right thanks for the points and have a good day

What is the ratio of protonated/deprotonated acetic acid at ph 1.8, 5.8, and 10.8?

Answers

The ratio of protonated/deprotonated acetic acid at the given pH is:

pH 1.8: 1000:1, pH 5.8: 1:10, pH 10.8: 1:1000000

What is acetic acid?Acetic acid, also known as ethanoic acid, is a colorless liquid with a strong, vinegar-like odor. It is referred to as glacial acetic acid when it is pure (100% acetic acid). Acetic acid is a byproduct of fermentation that gives vinegar its distinctive aroma. Vinegar contains approximately 4-6% acetic acid in water. More concentrated solutions are available in laboratories, and glacial acetic acid is pure acetic acid containing only traces of water. Human Reactions: Acetic acid, in vapor form, is a severe irritant to the eyes, mucous membranes, upper respiratory tract, and skin. When acetic acid solutions of 80% or higher come into contact with the skin or eyes, they can be corrosive, causing severe burns to any exposed tissue.The protonated/deprotonated acetic acid pH 1.8, 5.8, and 10.8 ratios are 1000:1, 1:10, and 1:1000000, respectively.

Therefore, the ratio of protonated/deprotonated acetic acid at the given pH is:

pH 1.8: 1000:1, pH 5.8: 1:10, pH 10.8: 1:1000000

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equation of the line through (3,5) and parallel to y=2x-2

Answers

Answer:

y = 2x - 1

Step-by-step explanation:

y = 2x - 2;    (3, 5)

                    (x₁, y₁)

y - y₁ = m(x - x₁)

y - 5 = 2(x - 3)

y - 5 = 2x - 6

  +5          +5

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

y = 2x - 1

I hope this helps!

4x+5=6x-7
How do I solve this?

Answers

Answer:

x=6

Step-by-step explanation:

4x+5=6x-7

4x-6x=-7-5

-2x=-12

x=-12/-2

x=6

Answer: x=6

Isolate the variable by dividing each side by the factors that don't contain variables

Hello please help me as this is the last question on my test and then I’m done so it would be great if u can tell me if the answer is A, B, C, D, or E

Hello please help me as this is the last question on my test and then Im done so it would be great if

Answers

Answer:

B) Parallellogram

Step-by-step explanation:

Parallelograms are quadrilaterals where all of the opposite sides are parallel and equal.

Hope this helped, let me know if you need anything else ^-^

Answer:

parallelogram.........

If the thickness of an absorber is 1.5 cm and 36.45% of a beam is attenuated by the absorber, what is the tenth-value layer? 7.61 cm 2.78 cm 3.89 cm None of the given options. 15 pts 9.21 cm

Answers

4.1715 cm is the tenth-value layer. So, none of the given options (7.61 cm, 2.78 cm, 3.89 cm, 9.21 cm) matches the calculated value of the tenth-value layer.

Here, we have,

To determine the tenth-value layer, we need to find the thickness of the absorber required to reduce the intensity of the beam to one-tenth (10%) of its original value.

Given that the thickness of the absorber is 1.5 cm and 36.45% of the beam is attenuated, we can set up the following equation:

(1 - 36.45%)ⁿ = 10%

Here, 'n' represents the number of layers of absorber required to reach the tenth-value layer. Since we're looking for the thickness of the tenth-value layer, we need to solve for 'n' in the equation.

Let's calculate 'n':

(1 - 0.3645)ⁿ = 0.1

0.6355ⁿ = 0.1

Taking the natural logarithm (ln) of both sides:

n * ln(0.6355) = ln(0.1)

n = ln(0.1) / ln(0.6355)

Using a calculator, we find that n ≈ 2.781

Now, we can determine the thickness of the tenth-value layer by multiplying 'n' by the thickness of each absorber layer:

Tenth-value layer thickness = n * 1.5 cm

Tenth-value layer thickness ≈ 2.781 * 1.5 cm

Calculating this, we find that the approximate thickness of the tenth-value layer is 4.1715 cm.

Therefore, none of the given options (7.61 cm, 2.78 cm, 3.89 cm, 9.21 cm) matches the calculated value of the tenth-value layer, which is approximately 4.1715 cm.

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11
Which of these represents point-slope form of a linear equation?

y = mx + b

y - y1 = m(x - 1)

Ax + By = 0

y=kx

Answers

Answer:

second one..........

The point-slope form of a linear equation is represented by y = mx + b.

Option A is the correct answer.

What is equation of a line?

The equation of a line is a form of representing the set of points, which form a line in a coordinate system. 

The general equation of a straight line is given as:

y = mx + c,

where m = slope of the line and c = y-intercept.

We have,

y = mx + b _____(1)

y - y1 = m(x - 1) _____(2)

Ax + By = 0 _____(3)

y=kx ______(4)

From all the equations given above, we see that,

Equation (1) is in the form of a point-slope.

Thus,

The point-slope form of a linear equation is represented by y = mx + b.

Option A is the correct answer.

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In a trivia game, Levi answered 8 questions correctly out of 10 turns in the game. Then, he answered the next 3 questions correctly. He reasoned that because he added 3 the both the total questions and his correct responses, that the ratio of correct answer to total questions remained the same. Is he correct? Justify the answers

Answers

Answer:

He is not correct as the ratios are;

First ratio is 4:5,

Second ratio 11:13

Which are different values

Step-by-step explanation:

The number of correct questions Levi answered = 8 questions

The number of questions in the game = 10

The ratio of correctly answered questions to total number of questions in the first 10 question is given as follows

Correctly answered questions : Total number of questions = 8:10

Which can be simplified as 8:10 = 8/2:10/2 = 4:5

The number of correct questions Levi answered in the next three turns = 3 questions

The total number of questions attempted by Levi becomes 10 + 3 = 13 questions

The total number of correct answers given by Levi = 8 + 3 = 11 correct answers

The new ratio of correctly answered questions to total number of questions is therefore;

New correctly answered questions : Total number of questions = 11:13.

Therefore, the ratios do not remain the same as 4:5 ≠ 11:13.

A pair of fair dice each numbered 1 to 6 i toed. Find the probability of a core of
a. Two odd number
b. A um of 8 or um of 12
C. Both prime or both odd number

Answers

The probability of a core of the two odd number be 1/4.

What is meant by probability?

A probability is a number that expresses the possibility or likelihood that a specific event will take place. Probabilities can be stated as proportions with a range of 0 to 1, or as percentages with a range of 0% to 100%.

The outcome of one die has no bearing on the outcome of the other since the two dice are independent.

In this instance, a complex event's probability is calculated by adding its component simple event probabilities.

Three odd and three even results occur from each roll of the dice. So, the probability of getting an odd number exists \($\frac{3}{6}=\frac{1}{2}$\)

The probability that this happens with both dice exists \($\frac{1}{2} \cdot \frac{1}{2}=\frac{1}{4}$\)

It is relatively simple to list the "excellent" possibilities in this situation because there are a total of 36 outcomes (all numbers from 1 to 6 for one die and the same for the other die). The positive results are

(1, 1), (1, 3), (1, 5)

(3, 1), (3, 3), (3, 5)

(5, 1), (5, 3), (5, 5)

And in fact, 9 good outcomes over 36 total outcomes means

\($\frac{9}{36}=\frac{1}{4}$$\)

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solve 5.2 = a - 0.4 a= ?​

Answers

The answer could be a=5.6

Contrast the difference between Advance Static Analysis and Advance Dynamic Analysis. In particular, when are each applicable and which tools are used in each type.

Answers

Advance Static Analysis and Advance Dynamic Analysis are both techniques used in software testing, but they differ in several ways.

While the Advance Static Analysis inspects the code without executing it, the Advance Dynamic Analysis involves inspecting the code as it is running to identify errors.

Advance Static Analysis is applicable during the early stages of software development when the code is still in the process of being written. It is used to find and fix errors that are present in the code. The aim of static analysis is to identify code defects, code smells, and performance problems before they become major problems.

On the other hand, Advance Dynamic Analysis is used when the software is already operational. It is used to identify issues that are related to the software's behavior, performance, and security. In particular, it is useful for testing web applications, mobile applications, and other software that requires interaction with a user.

To perform Advance Static Analysis, tools like SonarQube and PVS-Studio are used. These tools analyze the code structure and highlight any issues that are present. On the other hand, for Advance Dynamic Analysis, tools like HP Fortify, Veracode, and AppScan are used. These tools analyze the code as it runs to identify any issues that may be present.

In ten words or short, Advance Static Analysis is used during early development while Advance Dynamic Analysis is used in the operational stage. Tools like SonarQube and PVS-Studio are used for static analysis while HP Fortify, Veracode, and AppScan are used for dynamic analysis.

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What is -5 5/8+ 3 1/2

Answers

-17/8 , -2.125 or -2 1/8

Calculating brilliance in epidemiology Context. What follows is a data table showing the development of brilliance among a small class of PHE 450 students. NOTE: Student #8 came in as an existing case of brilliance and did not develop brilliance as a result of exposure to PHE 450. Student WK 1 WK 2 WK 3 WK 4 WK 5 WK6 WK 7 WK 8 WK 9 WK 10 CASE CASE CASE CASE DROP 1 2 3 4 5 6 7 8 9 10 11 12 CASE CASE CASE DROP CASE DROP ASSIGNMENT Referring to the data above, please answer the following questions What is the point prevalence of brilliance at the end of Week 1? What is the point prevalence of brilliance at the end of Week 2? • What is the point prevalence of brilliance at the end of Week 3? • Using person-weeks as your denominator, what is the incidence of brilliance over the course of the 10-week course?

Answers

The point prevalence of brilliance at the end of Week 1 is 0.08 or 8%.

The point prevalence of brilliance at the end of Week 2 is 0.17 or 17%.

The point prevalence of brilliance at the end of Week 3 is 0.33 or 33%.

Using person-weeks as denominator, the incidence of brilliance over the course of the 10-week course is 0.017 or 1.7%

In epidemiology context, brilliance can be calculated through calculating point prevalence, cumulative incidence, and incidence rate. The provided data table can be used to determine the point prevalence, incidence, and incidence rate of brilliance among PHE 450 students. So, the calculations of point prevalence, cumulative incidence, and incidence rate based on the provided data are as follows:

The point prevalence of brilliance at the end of Week 1 can be calculated by the following formula; Point prevalence = Total number of existing cases at a given time ÷ Total population at that time

Student #8 was the only existing case of brilliance at the beginning of Week 1, so the point prevalence of brilliance at the end of Week 1 is; Point prevalence = 1 ÷ 12 = 0.08 or 8%.

The point prevalence of brilliance at the end of Week 2 can be calculated by the following formula; Point prevalence = Total number of existing cases at a given time ÷ Total population at that time

Student #3 and Student #8 were existing cases of brilliance at the beginning of Week 2, so the point prevalence of brilliance at the end of Week 2 is; Point prevalence = 2 ÷ 12 = 0.17 or 17%.

The point prevalence of brilliance at the end of Week 3 can be calculated by the following formula; Point prevalence = Total number of existing cases at a given time ÷ Total population at that time

Student #3, #4, #6, and #8 were existing cases of brilliance at the beginning of Week 3, so the point prevalence of brilliance at the end of Week 3 is; Point prevalence = 4 ÷ 12 = 0.33 or 33%.

The incidence of brilliance can be calculated by the following formula; Incidence = Total number of new cases ÷ Total person-weeks of observation

Student #5 and Student #7 developed brilliance during the 10-week course, so the incidence of brilliance over the course of the 10-week course is; Incidence = 2 ÷ 120 = 0.017 or 1.7%.

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find one arithmetic means between 2 and 32? step-by-step​

Answers

Answer:

17

Step-by-step explanation:

An arithmetic mean is the average of the 2 given numbers, that is

mean = \(\frac{sum}{count}\) = \(\frac{2+32}{2}\) = \(\frac{34}{2}\) = 17

Jim ran 15 miles in 5 days. At this rate, how many days will it take Jim to run 165 miles?

Answers

Answer:

55 days

Step-by-step explanation:

Given

Jim ran 15 miles in 5 days

no. of miles ran in 5 days = 15 miles

dividing LHS and RHS by 5

no. of miles ran in 5/5(=1) days = 15/5 miles = 3 miles

no. of miles ran in 1 day =  3 miles

let the no. of days taken to run 165 miles be x   ----A

No of miles ran in x days = x*no. of miles ran in 1 day = 3x miles

thus,  From A

3x  = 165

x = 165/3 = 55

Thus, it took 55 days for JIM to run 165 miles

Caleb has 3 apples and he loses 1 apple how many apples does Caleb have?

Answers

Answer:

2 apples

Step-by-step explanation:

he should be more careful next time :)



What is the equation of the graph of

the line that passes through the

coordinates (4,9) and (6, 15)?

A. y = -3x - 3

B. y = -3x + 3

C. y = 3x - 3

D. y = 3x + 3

Answers

In summary the answer is (C) y = 3x - 3.

To find the equation of the line passing through the coordinates (4,9) and (6, 15), we can use the slope-intercept form of the equation of a line, which is: y = mx + b, where m is the slope of the line and b is the y-intercept.

To find the slope of the line passing through the given coordinates, we can use the formula: m = (y2 - y1) / (x2 - x1), where (x1, y1) and (x2, y2) are the two points on the line.

Substituting the given values, we get: m = (15 - 9) / (6 - 4) = 6 / 2 = 3

So the slope of the line is 3.

To find the y-intercept, we can use one of the given points and the slope. Let's use the point (4, 9): y = mx + b, 9 = 3(4) + b, b = 9 - 12, b = -3

So the y-intercept is -3.

Therefore, the equation of the line passing through the coordinates (4, 9) and (6, 15) is: y = 3x - 3

Hence, the answer is (C) y = 3x - 3.

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A sprinkler that sprays water in a circular area can spray up to a radius of 22ft what is the maximum area of lawn that can be watered by the sprinkler use 3.14 to approximate date for Pie enter your answer as a decimal rounded to the nearest tenth in the Box

[ ] ft^2

Answers

To find the maximum area of the lawn that can be watered by the sprinkler, we can use the formula for the area of a circle:

A = πr^2

Given that the radius of the sprinkler's spray is 22ft, we can substitute this value into the formula:

A = 3.14 * (22)^2

A ≈ 3.14 * 484

A ≈ 1519.76

Rounded to the nearest tenth, the maximum area of the lawn that can be watered by the sprinkler is approximately 1519.8 ft^2.\(\huge{\mathcal{\colorbox{black}{\textcolor{lime}{\textsf{I hope this helps !}}}}}\)

♥️ \(\large{\textcolor{red}{\underline{\texttt{SUMIT ROY (:}}}}\)

what is the equation of the line that passes through the point (-6,2) and has a slope of -3/2?

Answers

Answer:

y=-3/2x-7

Step-by-step explanation:

y-y1=m(x-x1)

y-2=-3/2(x-(-6))

y-2=-3/2(x+6)

y=-3/2x-18/2+2

y=-3/2x-9+2

y=-3/2x-7

Please mark me as Brainliest if you're satisfied with the answer.

Work out the size of angle A.
А
11 cm
9 cm
38°
B.
С

Answers

Answer:

There are two solutions!

a = 48.80524 degrees

or

a = 131.19476 degrees

Step-by-step explanation:

A = sin^-1 (sinB * 1/b) = sin^-1 * (sin(38degrees) * 11/9. =.    sin^-1 (0.75)

^ is used to signify to the __ power

I do not have the proper options for some mathematical functions on my device I’m answering from

Answer:

93.2

Step-by-step explanation:

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