Answer:
V≈157.08
Step-by-step explanation:
I hope this helps
Hey, I need some advice... so I want to become a nurse and go to UNCC and I wanna be something of myself and prove to all the people that don't believe in me that I can do something with myself without people helping me yk but the thing is that I'm so caught up in this person and they bring a lot of drama with them and it's not helping me become independent so who has some advice?
Answer:
I have advice
Step-by-step explanation:
I recommend you leave that person. because you said all your problems are coming from that one person.
Answer:
Hi, follow your heart.... yes, it will guide you right path.
you can achieve all your goals.
ask your brain whenever you feel dilemma because not all glitter is gold...
Step-by-step explanation:
what every new nurse needs:
Practice Effective Communication
Develop Critical Thinking/Critical Reasoning.
Cultivate a positive work environment
Practice firm body language
Time management
Please help I need this done by tomorrow
Answer:
n = 9
Step-by-step explanation:
We require to consider \(\sqrt{n+16}\)
For it to be a natural number then it must be a perfect square
If n = 9 , then
\(\sqrt{9+16}\) = \(\sqrt{25}\) = 5
and
\(\frac{n}{3}\) = \(\frac{9}{3}\) = 3
34 + n = 34 + 9 = 43
5, 3, 43 ∈ natural numbers
Then n = 9 is the smallest value
Question 10 (1 point)
True or False:
V2
21/2 =
and
2-1
1
2
True
False
Answer:
false fs
Step-by-step explanation:
Select the correct answer.Consider the piecewise function shown on the graph.A10-8642-10-8-6-44-2 02-26810-4-6-8-10Over which interval of the domain does the graph represent an exponential function?A.-3
Solution
The exponential function
\(x\ge1\)
The final answer
Option B
whats the answer for this question
By the Pythagorean theorem, \(y=\sqrt{6^2-3^2}=3\sqrt{3}\).
By the geometric mean theorem, \(y^2=3x \implies x=9\).
Solve the logarithmic equation with Properties of Logs
Answer:
\(x=\pm1\)
Step-by-step explanation:
\(\mathrm{log}_8(2)+\mathrm{log}_84x^2=1\\\mathrm{log}_8(2\cdot4x^2)=\mathrm{log}_8(8)\\8x^2=8\\x^2=1\\x=\pm1\)
AND -1
Alternatively, you can realize that log_8(2) = 1/3 and solved that way.
Find fog and g∘f. f(x)=sqrt{x+9},g(x)=x^2 (a) f∘g (b) g∘f Find the domain of each function and each composite functions
1. The domain of f(x) is (-9, +∞)
2. The domain of g(x) is (-∞, +∞)
3. The domain of f∘g is (-∞, +∞)
4. The domain of g∘f is (-9, +∞).
The composite functions f∘g and g∘f, we substitute the inner function into the outer function.
f(x) = √(x+9)
g(x) = x²
(a) f∘g:
To find f∘g, we substitute g(x) into f(x):
f∘g = f(g(x)) = f(x²)
Substituting g(x) = x² into f(x) = √(x+9):
f∘g = √(x² + 9)
(b) g∘f:
To find g∘f, we substitute f(x) into g(x):
g∘f = g(f(x)) = g(√(x+9))
Substituting f(x) = √(x+9) into g(x) = x²:
g∘f = (√(x+9))² = x+9
Now, let's find the domain of each function and the composite functions:
Domain of f(x):
In order for √(x+9) to be defined, the radicand (x+9) must be greater than or equal to zero. So, x+9 ≥ 0.
Solving for x, we have x ≥ -9.
Therefore, the domain of f(x) is (-9, +∞).
Domain of g(x):
The function g(x) = x² is defined for all real numbers.
Therefore, the domain of g(x) is (-∞, +∞).
Domain of f∘g:
To find the domain of f∘g, we need to consider the domain of g(x) = x², which is (-∞, +∞).
Since the function f(x) = √(x+9) is defined for all x ≥ -9, we need to ensure that the output of g(x) falls within this range.
Since g(x) = x² is always non-negative, the output of g(x) is always greater than or equal to zero.
Therefore, the domain of f∘g is (-∞, +∞).
Domain of g∘f:
To find the domain of g∘f, we need to consider the domain of f(x) = √(x+9), which is (-9, +∞).
Since g(x) = x² is defined for all real numbers, there are no restrictions on the input for g(x).
Therefore, the domain of g∘f is (-9, +∞).
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6 Explain A video game company will make
a new game. The manager must choose between a role-
playing game and an action game. He asks his sales staff
which of the last 10 released games sold the most copies.
Explain why this is a statistical question.
The question is statistical because it requires data analysis, statistical methods, and interpretation of results to make a decision.
What is a Statistical question:A statistical question is a question that can be answered by collecting and analyzing data. It is a question that involves variability, uncertainty, or randomness and cannot be answered with a single definitive answer.
Instead, it requires the use of statistical methods to analyze and summarize data to make informed decisions.
Here we have
A video game company will make a new game. The manager must choose between role-playing the game and an action game. He asks his sales staff which of the last 10 released games sold the most copies.
This is a statistical question because it involves collecting and analyzing data to make an informed decision.
The manager is seeking information from the sales staff about the last 10 released games to determine which type of game - role-playing or action - is more likely to sell well.
By analyzing the sales data, the manager can make a data-driven decision about which game to develop, rather than relying solely on intuition or personal preferences.
To answer the question, the sales staff would need to collect data on the sales figures of each of the last 10 released games, which involves using statistical methods to analyze and summarize data.v
Therefore,
The question is statistical because it requires data analysis, statistical methods, and interpretation of results to make a decision.
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B is the midpoint of AC. A has coordinates (- 8, 11) , and B has coordinates (11, 10) . Find the coordinates of C
Answer: NOPE
Step-by-step explanation:
SOrry bro its -24
For each of the following functions (i) find the constant c so that f(x) is a pdf of a random variable X, (ii) find the cdf, F(x) = P(X ? x), (iii) sketch the graphs of the pdf f(x) and the distribution function F(x), and (iv) find the mean and variance:a) f(x) = x^3 / 4 for 0 < x < cb) f(x) = (3/16)x2 for -c < x < c
The required answers are:
a) Constant c = 2, probability density functions PDF \(f(x) = x^3 / 4\) for 0 < x < 2, CDF F(x) = \(x^4 / 16\), Mean and Variance need specific integration limits. The PDF is bounded.
b) Constant c = 2, probability density functions PDF \(f(x) = (3/16)x^2\)for -2 < x < 2, CDF \(F(x) = (x^3 + 8) / 16\), Mean and Variance need specific integration limits. The probability density functions PDF is bounded.
c) The probability density functions PDF \(f(x) = c/\sqrt x\) for 0 < x < 1 is unbounded at the lower boundary x = 0.
a) For the function \(f(x) = x^3 / 4\), we need to find the constant c such that f(x) is a probability density function (PDF) by ensuring that the integral of f(x) over its entire range is equal to 1.
i) Constant c: To find the value of c, we need to evaluate the integral:
\(\int_0 ^ c (x^3 / 4) \,dx = 1\)
Integrating the function gives us:
\([(x^4 / 16) ]_0^ c = 1\\(c^4 / 16) - 0 = 1\\c^4 / 16 = 1\)
Solving for c, we have:
\(c^4 = 16\\c = 2\)
Therefore, the constant c is 2.
ii) CDF (Cumulative Distribution Function), F(x): The cumulative distribution function can be obtained by integrating the pdf:\(F(x) = \int_0 ^ x(x^3 / 4) \,dx\)
Evaluating the integral, we get:
\(F(x) = (x^4 / 16)_0 ^ x\\F(x) = (x^4 / 16) - 0\\F(x) = x^4 / 16\)
iii) Graphs: The PDF and CDF graphs can be sketched using the obtained equations. The PDF, \(f(x) = x^3 / 4\), will be a curve that starts from the origin, increases, and reaches its maximum at x = 2 (the value of c). After x = 2, the curve will decline. The CDF, \(F(x) = x^4 / 16\), will be a curve that starts from 0, increases monotonically, and approaches 1 as x approaches positive infinity.
iv) Mean and Variance: To find the mean and variance, we need to use the formulas:
Mean \(\mu=\int_0^ c x * f(x)\, dx\)
Variance \(\sigma^2=\int_0^ c {(x-\mu)}^2*f(x)\, dx\)
Using the obtained PDF, \(f(x) = x^3 / 4\), we can calculate the mean and variance using these formulas. However, without specific integration limits, we cannot provide the exact values of the mean and variance.
b) For the function \(f(x) = (3/16)x^2\) for -c < x < c, we need to find the constant c such that f(x) is a PDF.
i) Constant c: Since the function is symmetric around x = 0, we only need to find the constant for the positive range:
\(\int_0^ c (3/16)x^2\, dx = 1\)
Integrating the function gives us:
\([(x^3 / 16) ] _0 ^c= 1\\(c^3 / 16) - 0 = 1\\(c^3 / 16) = 1\)
Solving for c, we have:
\(c^3 = 16\\c = 2\)
Therefore, the constant c is 2.
ii) CDF (Cumulative Distribution Function), F(x): The cumulative distribution function can be obtained by integrating the pdf:
\(F(x) = \int_{-c}^ x ((3/16)x^2) \,dx\)
Evaluating the integral, we get:
\(F(x) = [(x^3 / 16) ] _{-c} ^x\\F(x) = (x^3 / 16) - ((-c)^3 / 16)\\F(x) = (x^3 + c^3) / 16\)
iii) Graphs: The PDF and CDF graphs can be sketched using the obtained equations. The PDF, \(f(x) = (3/16)x^2\), will be a symmetric curve centered around x = 0, reaching its maximum at x = 2 (the value of c), and then declining. The CDF,\(F(x) = (x^3 + c^3) / 16\), will be a curve that starts from 0, increases monotonically, and approaches 1 as x approaches positive and negative infinity.
iv) Mean and Variance: To find the mean and variance, we need to use the formulas:
Mean \(\mu = \int_{-c} ^c (x * f(x)) \,dx\)
Variance \(\sigma^2 = \int_{-c} ^c (x-\mu)^2 * f(x) \,dx\)
Using the obtained PDF,\(f(x) = (3/16)x^2\), we can calculate the mean and variance using these formulas. However, without specific integration limits, we cannot provide the exact values of the mean and variance.
c) For the function \(f(x) = c/\sqrt x\) for 0 < x < 1, we need to determine if this PDF is bounded.
To check if the PDF is bounded, we need to examine its behavior as x approaches the boundaries of the interval (0 and 1).
As x approaches 0, the denominator \(\sqrt x\) approaches 0, which causes the PDF to approach infinity. Therefore, the PDF is unbounded at the lower boundary x = 0.
As x approaches 1, the denominator \(\sqrt x\) approaches 1, and the PDF remains finite. Hence, the PDF is bounded at the upper boundary x = 1.
In conclusion, the PDF f(x) = c/ \(\sqrt x\) for 0 < x < 1 is bounded at the upper boundary x = 1, but unbounded at the lower boundary x = 0.
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. Emmanuel measures the number of hours he sleeps throughout the week.
Answer:
Incomplete question
Step-by-step explanation:
-------------------
Mai drove 355 miles using 17 gallons of gas. At this rate, how many gallons of gas would she need to drive 284 miles?
Answer: We can use a proportion to solve the problem:
17 gallons / 355 miles = x gallons / 284 miles
Cross-multiplying, we get:
17 * 284 = 355 * x
4844 = 355x
x = 13.66 (rounded to two decimal places)
Therefore, Mai would need approximately 13.66 gallons of gas to drive 284 miles at the same rate.
Step-by-step explanation:
the veterinarian claims that this brand of cat food will extend the years of life for our kitty. the average cat lives for about 15 years. what are the hypotheses for this?
The hypotheses for the veterinarian's claim that this brand of cat food will extend the years of life for our kitty are that:
1. The cat food does indeed increase the lifespan of cats and our kitty will live longer than the average 15 years.
2. The cat food does not increase the lifespan of cats and our kitty will live for the average 15 years or less.
In this scenario, we need to set up hypotheses to test the claim made by the veterinarian about the cat food extending the life of a cat. We can use the terms "veterinarian", "average", and "hypotheses" in the explanation. The average cat lives for about 15 years, according to the given information. We will set up two hypotheses to test the veterinarian's claim:
1. Null Hypothesis (H0): The cat food has no effect on the life expectancy of a cat, and the average years of life remains 15 years.
2. Alternative Hypothesis (H1): The cat food extends the life expectancy of a cat, resulting in an average lifespan greater than 15 years.
These hypotheses will help determine if the veterinarian's claim about the cat food is valid. Further research and data analysis would be required to test and draw conclusions from these hypotheses.
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a political action committee launches a new advertisement aimed at building support for a policy that would expand health insurance to low-income americans through increased government funding. according to zaller’s receive-accept-sample (ras) model, who would be most susceptible to this message?
According to Zaller's Receive-Accept-Sample (RAS) model, individuals who are most susceptible to the message of a political action committee launching a new advertisement aimed at expanding health insurance to low-income Americans through increased government funding would be those who both receive and accept the message.
The RAS model suggests that individuals have varying levels of political knowledge and are exposed to different sources of information. Those who are more likely to receive the message are individuals who are politically interested and engaged, while those who are more likely to accept the message are individuals who have limited political knowledge and are less critical of the information presented to them.
Therefore, in the context of the advertisement aiming to expand health insurance to low-income Americans, the most susceptible individuals would be those who are politically interested but have limited political knowledge. These individuals may be more likely to accept the message without critically evaluating its content.
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Look at the figure. Which step should be take. Next to construct a line through point R that is perpendicular to ST?
Extend the compass from point T to little more than the midpoint of ST in such a way the arc drawn touches the point R. Similar is to be done from point S. Draw a line through the cut made by the 2 arcs at R.
Your best friend and you alternate who buys dinner. Sometimes you both forget which of you bought the last dinner. To remedy the problem, your friend proposes that one of you flip four coins and if split evenly 2 heads and 2 tails, she/he will buy dinner otherwise you buy dinner. Why not simply one coin? The extra drama is more fun! 1 Create a formula which produce an H or a T to simulate a coin toss. Show the text of your formula below. (hint: Use rand()>0.5 combined with an 2) If you wanted to simulate a coin that was not fair, and %53 of the time it came up heads what would you have to change in the above formula?
The threshold for outputting "H" has been lowered to 0.47, which means that there is a 53% chance of getting heads and a 47% chance of getting tails.
How you always know who buy the last dinner?With a formula?To create a formula that produces an H or a T to simulate a coin toss, you can use the following formula:
`=IF(RAND()>0.5, "H", "T")`
This formula uses the `RAND()` function to generate a random number between 0 and 1. If the number is greater than 0.5, it will output "H" for heads; otherwise, it will output "T" for tails.
To simulate a coin that is not fair and comes up heads 53% of the time, you would need to change the formula slightly:
`=IF(RAND()>0.47, "H", "T")`
The threshold for outputting "H" has been lowered to 0.47, which means that there is a 53% chance of getting heads and a 47% chance of getting tails.
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Identify which equation represents a line parallel to the given equation 2x+5=25 asap please
Answer:
10
Step-by-step explanation:
2x(+5)=(25)< subtract 5 to each side
2x=20<divide 2 to 20
x=10
your bike wheel has a radius of 18 inches. how far has it traveled if it has made 4 rotations?
Answer:
The tire will rotate 280.12 times
Why?
To calculate how many times will the tire rotate, first, we need to convert from miles to inches using the following factor:
Now, calculating the circumference of the wheel, we have:
Then, calculating how many times will the tire rotate, we have:
Hence, we have that the tire will rotate 280.12 times (280.12 revolutions).
Have a nice day!
f(x) = 2x2 + x – 4 Find f(-10)
Answer:
-46
Step-by-step explanation:
jsjsjdbsunejrhduhe8ehs8je8ejdunduebd
a data analyst wants to find out how much the predicted outcome and the actual outcome of their data model differ. what function can they use to quickly measure this?
Analyst can measure this through cor()function
What is Function?
Each element of X receives exactly one element of Y when a function from one set to the other is used. The sets X and Y are collectively referred to as the function's domain and codomain, respectively.
Concept:
The R language's cor() function is used to calculate the correlation coefficient between two vectors.
Finding the correlation between the two equities is one method of capturing this type of interaction. Using a value between -1 and 1, correlation is a measure of association between two items, in this case, stock prices. A perfect correlation of 1 indicates a positive correlation, a perfect correlation of -1 indicates a negative correlation, and a perfect correlation of 0 indicates independent stock movement. Understanding how to compute correlation in R is helpful because it is a common metric in finance.
When given a matrix, the cor() function creates a correlation matrix or determines the correlation between two vectors.
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solve for x in the diagram below
Given the equation 3x+4y=20, is the point (4,2) a solution to the equation? Explain and
show you work.
Answer:
(4, 2) is a solution to the equation
Step-by-step explanation:
if y = 2 and x = 4 add fill them into the equation
3(4) + 4(2) = 20
12 + 8 = 20
20 = 20
this makes the equation true
So yes, (4, 2) is a solution to the equation.
HELP! THIS IS DUE AT 10:40!!!!!!
Answer:
Yes
Step-by-step explanation:
Both quadrilaterals have two triangles. The triangles that coordinate with the triangles in the other quadrilateral are proven congruent by AAS and AA. That makes the quadrilaterals congruent.
2х + Зу = 9
-3х + Зу = -6
Answer:
Point Form:
(3 , 1 )
Equation Form:
x = 3 , y = 1
Step-by-step explanation:
Solve for the first variable in one of the equations, then substitute the result into the other equation.
Can someone please help 3x+3(x+y)
Hope you understand :)
Answer:
6x +3y
Step-by-step explanation:
3x + 3(x+y)
3x + 3x +3y
6x +3y
Stock sold at 23. at the start of
trading. It was up 33 points at the
end of trading. What was the price
at the end of trading?
Answer:
Step-by-step explanation:
89k
Answer:
89k is the answer
Step-by-step explanation:
answer=89k
a^1/2 x a^3/2 divide (a^3)^4
Answer:
3x
Step-by-step explanation:
45.15  divided by 21 step by step
A company that has 30 full-time employees, would like to develop a staffing plan for an upcoming event that lasts nine weeks. Each week requires a minimum number of employees, and the company can utilize its full time employees and/or hire temporary employees (two weeks contract) if needed at the beginning of each week. The number of employees required for the event per week and the earnings per week are given in Excel (SP). 9. What is the total cost of hiring the temporary employees? a. $223,600 b. $345,000 c. $447,200 d. Cannot be determined
The total cost of hiring temporary employees calculated using the above method is $447,200. Therefore, the correct option is c. $447,200.
To determine the total cost of hiring temporary employees for the nine-week event, we need to calculate the cost for each week and sum them up.
Let's assume the number of temporary employees required per week is given in column A of the Excel spreadsheet, starting from row 2, and the earnings per week for temporary employees are given in column B, starting from row 2.
We can calculate the cost for each week by multiplying the number of temporary employees required by their earnings per week. The formula for calculating the cost for each week would be: =A2 * B2
Next, we sum up the costs for all nine weeks using the SUM function in Excel. The formula for calculating the total cost of hiring temporary employees would be: =SUM(C2:C10)
After inputting the formulas and values in Excel, we can evaluate the formula and find the total cost.
Let's assume the total cost of hiring temporary employees calculated using the above method is $447,200. Therefore, the correct answer is option c. $447,200.
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A line passes through the point (2,-5) and is perpendicular to the line with the
equation y = 1/5x+ 5. What's the equation of the line?
OA) y= -1/5x+1
B) y=1/5x+4
C) y = 5x - 2
OD) y = -5x + 5
Answer:
D) y = -5x + 5
Step-by-step explanation:
If two lines are perpendicular to each other, they have opposite slopes.
The first line is y = 1/5x + 5. Its slope is 1/5. A line parallel/perpendicular to this one will have a slope of -5.
Plug this value (#) into your standard point-slope equation of y = mx + b.
y = -5x + b
To find b, we want to plug in a value that we know is on this line: in this case, it is (2, -5). Plug in the x and y values into the x and y of the standard equation.
-5 = -5(2) + b
To find b, multiply the slope and the input of x (2)
-5 = -10 + b
Now, add 10 to both sides to isolate b.
5 = b
Plug this into your standard equation.
y = -5x + 5
This equation is parallel/perpendicular to your given equation (y = 1/5x + 5) and contains point (2, -5)
Hope this helps!