Answer:
DOMAIN: (-∞, ∞)
RANGE: y≥0
Step-by-step explanation:
Given the function
f(x) = (x+5)²
Domain of any function are all the value if the input variable that will make the function f(x) exist. From the function given, we can see that it is a perfect square, this means that the function will exist for any value of the input variable x on the number line.
The domain of the function is expressed according to the set notation.
(-∞, ∞)
Hence the correct answer for the domain is all real numbers
The range of the function is the range of the output value f(x) for all the value in the domain. Since the function is a perfect square, this means that the output will only return a positive values including zero for all values in the domain. Hence the range of function will be f(x)≥0
Let y = f(x), hence the range is expressed as y≥0
You want to determine the probability that at least 20 people will respond to your radio advertisement in the next 24 hours. You will use the __________ distribution.
Put the following critical values in order for the most area in the tails of the distribution (a) 20.10 (b) 0.10 with 25 degrees of freedom (©) 0.10 with 40 degrees of freedom. (This is a reading assessment question. Be certain of your answer because you only get one attempt on this question.) Choose the correct answer below. A. (a), (c), (b). B. (b), (c), (a). C. (c), (b), (a). D. (c), (a), (b). E. (b), (a), (c). F (a), (b), (c).
The cοrrect οrder fοr the critical values in terms οf area in the tails is: (b), (a), (c).
What is Critical values?Critical values refer tο specific pοints οr values in a statistical distributiοn that are used tο determine the bοundaries fοr making decisiοns in hypοthesis testing οr cοnstructing cοnfidence intervals.
These values are based οn the significance level οr desired cοnfidence level and are used tο cοmpare test statistics οr sample statistics in οrder tο make cοnclusiοns abοut the pοpulatiοn parameter οr tο estimate the pοpulatiοn parameter within a given level οf cοnfidence.
The critical values are arranged in the fοllοwing οrder:
0.10 with 25 degrees of freedom
20.10
0.10 with 40 degrees of freedom
By placing the value of 0.10 with 25 degrees of freedom first, we prioritize the tail area of the distribution. Next, we have the value of 20.10, which does not affect the tail area as it falls within the body of the distribution.
Lastly, we have the value of 0.10 with 40 degrees of freedom, which has a larger critical value than 0.10 with 25 degrees of freedom but still falls within the body of the distribution.
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flying with the wind, a small plane flew 338 mi in 2 h. flying against the wind, the plane could fly only 312 mi in the same amount of time. find the rate of the plane in calm air and the rate of the wind.
Flying with the wind, a small plane flew 338 mi in 2 h. flying against the wind, the plane could fly only 312 mi in the same amount of time. So, the rate of the plane in calm air is 162.5 mph, and the rate of the wind is 6.5 mph.
Let's use variables to represent the unknowns in this problem:
- Let p represent the rate of the plane in calm air (in miles per hour).
- Let w represent the rate of the wind (in miles per hour).
When the plane is flying with the wind, the combined speed (plane + wind) is (p + w) mph. It flies 338 miles in 2 hours, so we have:
1. (p + w) * 2 = 338
When flying against the wind, the net speed (plane - wind) is (p - w) mph. It flies 312 miles in 2 hours, so we have:
2. (p - w) * 2 = 312
Now, we'll solve the two equations simultaneously. First, divide both sides of each equation by 2:
1. p + w = 169
2. p - w = 156
Next, add the two equations together to eliminate the w variable:
(p + w) + (p - w) = 169 + 156
2p = 325
Now, divide by 2 to find the rate of the plane in calm air:
p = 325 / 2
p = 162.5 mph
Now that we have the rate of the plane, we can find the rate of the wind by substituting the value of p back into either equation 1 or 2. Let's use equation 1:
162.5 + w = 169
Subtract 162.5 from both sides to find w:
w = 169 - 162.5
w = 6.5 mph
So, the rate of the plane in calm air is 162.5 mph, and the rate of the wind is 6.5 mph.
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Given m
|| n, find the value of x and y.
Answer:
55 degrees
Step-by-step explanation:
well, x is on the same line as 125, and a line is always a straight 180 degrees, so you subtract 180-125=55, and angle x and angle y are corrisponding angles, so y also equals 55 degrees.
hope that helps!
what inequality does this graph represent?
B
Step-by-step explanation:
Answer:
y ≤ 3x - 2Step-by-step explanation:
Let's get the line using 2 points of the graph:
(0, -2) and (1, 1)Slope-intercept formula:
y = mx + bm = (1 - (-2))/(1 - 0) = 3/1 = 3b = - 2 as per (0, -2) pointSo the line is:
y = 3x - 2The line is solid and shaded area is lower part, therefore the inequality is:
y ≤ 3x - 2a number plus 2 is at most 1
Answer:
n+2 \(\leq\) 1
Step-by-step explanation:
A number n plus 2 is n+2. Isa at most 1 means \(\leq\) 1
So, n+2\(\leq\) 1
I need help please!!!
Answer:
it's yes
Step-by-step explanation:
The next model of a sports car will cost 3.4% more than the current model. The current model costs 34,000 . How much will the price increase in dollars? What will be the price of the next model?
Answer:
Cost increase= $1,156
New model cost= $35,156
Step-by-step explanation:
Giving the following information:
The next model of a sports car will cost 3.4% more than the current model. The current model costs 34,000.
Cost increase= 34,000*0.034
Cost increase= $1,156
New model cost= 34,000 + 1,156
New model cost= $35,156
Three consecutive integers sum to 36. Which integers are they?
11, 12, 13
Step-by-step explanation:
gb ndndhdyydhsbdgr
what is the rate of change for the equation y = 2x+ 40
Answer: 2
Step-by-step explanation: When we talk about rate change, we are talking about the slope!
The slope is 2x which means the rate change is rise 2 and run over 1.
If you can please give me a Brainliest, I only need 1 more to become an Ace, thank you!
find another angle ϕ between 0∘ and 360∘ that has the same cosine as 71∘. (that is, find ϕ satisfying cos(ϕ)=cos(71∘).) ϕ= degrees. help (numbers)
Answer: Another angle ϕ between 0∘ and 360∘ that has the same cosine as 71∘ is approximately 288.99∘.
Step-by-step explanation:
To obtain another angle ϕ between 0∘ and 360∘ that has the same cosine as 71∘, we can use the fact that the cosine function has a period of 360∘.
This means that the cosine of an angle and the cosine of that angle plus a multiple of 360∘ are equal.
To obtain ϕ, we can use the following formula: cos(ϕ) = cos(71∘ + 360∘k) where k is an integer.
We want to get the smallest positive value of k that gives an angle between 0∘ and 360∘.
Using a calculator, we can obtain the cosine of 71∘:cos(71∘) ≈ 0.309.
Now we can solve for ϕ:cos(ϕ) = cos(71∘ + 360∘k)ϕ = ±acos(cos(71∘ + 360∘k))
We want to get the value of k that makes ϕ between 0∘ and 360∘.
Since cos(71∘) is positive, we can take the positive value of the arccosine function:ϕ = acos(cos(71∘ + 360∘k))
We can use a table of cosine values to find the value of ϕ. Since cos(71∘) is positive, ϕ is either in the first or fourth quadrant. In the first quadrant, ϕ is equal to 71∘.
In the fourth quadrant, the cosine function is positive between 270∘ and 360∘, so we can add 360∘k to 71∘ to get a positive angle:ϕ = acos(cos(71∘ + 360∘k)) ≈ 288.99∘
Therefore, another angle ϕ between 0∘ and 360∘ that has the same cosine as 71∘ is approximately 288.99∘.
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HURRRY PLZ lets GO CHECK PROFILE I WILL GIVE I BRAINLY
Answer:
\(\angle AFY=140^\circ\)
\(\angle LIM=117^\circ\)
Step-by-step explanation:
The sum of interior angles of a polygon of n sides is:
\(S=180^\circ (n-2)\)
The image shows a 6-side polygon. The sum of the interior angles is:
\(S=180^\circ (6-2)=720^\circ\)
The sum of all the shown interior angles must equal 900°:
\(125+100+y+117+121+y+23=720\)
Simplifying:
\(486+2y=720\)
Solving:
\(2y=720-486\)
\(2y=234\)
\(y=234 / 2=117\)
y=117°
Thus the angle AFY is:
\(\angle AFY=y+23=117+23=140\)
\(\boxed{\angle AFY=140^\circ}\)
\(\angle LIM=y=117\)
\(\boxed{\angle LIM=117^\circ}\)
what is the estimate of 3,182x5
Step-by-step explanation:
15,910 like what said of calculator
Problem 13 A rectangular priam has a volume represenied by the expression 20x^3+ 75x^2-10x-140 if the prism height is 5 and it’s length is represented by 4x + 7,write and simplify an expression representing the prism’s width
The expression representing the prism's width is 4x² + 15x - 28.
How to calculate the value of the widthVolume = Length x Width x Height
Plugging in the known values, we get the following equation:
20x³ + 75x² -10x - 140 = (4x + 7) x Width x 5
We can then solve for the width as follows:
Width = (20x³ + 75x² - 10x - 140) / (5(4x + 7))
Width = 4x² + 15x - 28
Therefore, the expression representing the prism's width is 4x² + 15x - 28.
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At the end of a snow storm, Cameron saw there was a lot of snow on his front lawn. The temperature increased and the snow began to melt at a steady rate. Let SS represent the depth of snow on Cameron's lawn, in inches, tt hours after the snow stopped falling. The table below has select values showing the linear relationship between tt and S.S. Determine how many hours it would take for the depth of snow to reach 8 inches.
Answer:
A Winter Storm Warning is in effect for all of Western New York through Friday morning/afternoon depending on where you live.
The combination of falling temperatures and increasing snowfall rates will cause extremely slippery roads through the Friday morning commute.
Snowfall rates will be near an inch per hour at times and there will be some blowing and drifting snow. This will reduce visibility, adding another layer of difficulty to the already messy drive.
All across WNY visibility is not great. As we approach rush hour, keep this in mind.
Plan for extra time (double the usual), make sure your lights are on, and leave space between you and the car in front of you! There is nothing worse than tailgaters in a snowstorm.
Step-by-step explanation:
hope it helps
A firm experiences_______ if inputs are doubled and output more than doubles. diminishing marginal rate of technical substitution diminishing marginal product decreasing returns to scale increasing returns to scale
A firm experiences increasing returns to scale if inputs are doubled and output more than doubles.
When the firm's output grows at a faster rate than the growth in inputs, increasing returns to scale result. In this case, the company experiences economies of scale, which makes it more effective as it grows its production.
The firm is able to boost productivity and efficiency as it expands its scale of operations if inputs are doubled and output more than doubles.
This can be ascribed to a number of things, including specialisation, labour division, the use of capital-intensive technology, discounts for bulk purchases, and spreading fixed costs over a higher output. Lower average costs per unit of output result in higher profitability and competitiveness for the company.
The firm gains a number of benefits from growing returns to scale. First off, it lets the company to benefit from cost savings brought about by economies of scale, allowing it to manufacture goods or services for less money per unit. This may enable more competitive pricing on the market or result in larger profit margins.
Second, raising returns to scale can result in better operational effectiveness and resource utilisation. As the company grows in size, it will be able to use resources more wisely and profit from production volume-related synergies.market prices that are competitive.
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Find the area of this quadrilateral.
How I can answer this question, NO LINKS, If you answer correctly I will give u brainliest!
When constructing a confidence interval, the confidence level is.
The confidence level in constructing a confidence interval determines the probability that the interval contains the true population parameter. It represents the level of certainty or confidence we have in the accuracy of our estimate.
When constructing a confidence interval, the confidence level is typically chosen in advance and expressed as a percentage, such as 95% or 99%. This level corresponds to the proportion of intervals, calculated from repeated sampling, that would contain the true population parameter. For example, a 95% confidence level means that if we were to construct 100 different intervals using the same method, approximately 95 of them would contain the true parameter. The remaining 5 intervals would not.
A higher confidence level leads to a wider interval, as we need to be more certain about capturing the true parameter. Conversely, a lower confidence level results in a narrower interval, but with a lower level of certainty. It is important to choose an appropriate confidence level based on the desired trade-off between precision and reliability of the estimate.
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Please answer with proof/work I give points
Answer:
H. 8.874 hours
Step-by-step explanation:
There is a seven, that has the value of 7/100. 7/100 as a decimal is .07 because there is a 7 in the hundredths place. There has to be a number that contains 7/100, or a value in the hundredths place, and that is 8.874.
Hope this helps!
Answer:
c because it says it contains a 7 in the 7 hundredth place which means in 8.874 the hundredth place is where the seven is so the 7 should be in the place where the second 0 on a one hundred would be over the decimal if looked like 1.00 the last zero is the one hundredth place
also look at my new question in a minute I can screenshot my email and put it in a picture.
license plates in a country far away consist of 2 letters followed by 4 digits (0-9). if the only restriction is that plates can not have the same digit 4 consecutive times, how many plates are possible? (so sw-4444) is not allowed by (sw-4443) is
As per the given probability, there are 6760000 number of plates number are possible.
Probability:
In math, probability means the possibility of favorable outcome.
Given,
License plates in a country far away consist of 2 letters followed by 4 digits (0-9). if the only restriction is that plates can not have the same digit 4 consecutive times,
Here we need to find how many plates are possible.
Here we have given that, A license plate composed of 2 letters followed by 4 digits.
The first step is considering the letters in the plate.
Here we know that, the plate consists of 2 letters.
And in alphabets, we have 26 letters which start from A to Z.
Therefore, we can choose 2 letters from 26 letters in 26² ways.
Now, we considering the digits in the plate.
Here the plate consists of 4 digits.
And we have 10 digits which starts from 0 to 9.
Now we can choose 4 digits from 10 digits in 10⁴ ways.
Therefore, the number of possible plates is
=> 26² × 10⁴
=> 676 x 10000
=> 6760000
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Which dot plot matches the tally chart below?
A 2-column table with 5 rows. Column 1 is labeled Pull-ups Completed in one minute with entries 1, 2, 3, 4, 5. Column 2 is labeled Tally with entries 2, 5, 3, 1, 2.
Answer:
(A) my friend
Step-by-step explanation:
please mark Brainliest because the other answer above me is wrong
Answer:
A
Step-by-step explanation:
In the triangle below, ∠Q is a right angle. Which ratio would be equivalent to the ratio of sin∠R?
a) cos∠Q
b) cos∠S
c) sin∠Q
d) sin∠S
Answer:
b) cos∠SStep-by-step explanation:
sin ∠R = SQ/SR
This is same as:
cos SCorrect option is b)
cos<Q
Lets do
\(\\ \sf\longmapsto sin<R=\dfrac{P}{H}\)
\(\\ \sf\longmapsto sin<R=\dfrac{SQ}{SR}\)
Now
\(\\ \sf\longmapsto cos<Q=\dfrac{B}{H}\)
\(\\ \sf\longmapsto cos<Q=\dfrac{SQ}{SR}\)
Suppose U = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10} is the universal set and Q = {3, 6, 9). What is Q"?
{3, 6,9}
{4, 5, 7, 8}
{1, 2, 4, 5, 7, 8, 10}
{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
Why hasn’t anyone asked this question yet? Wth 30 points y’all
Answer:
\(\{3, 6, 9\}\)
Step-by-step explanation:
U is the universal set, that is, a set that contains the universe of possible sets, which is formed by 10 elements in this. Q is a subset of U formed by three elements: 3, 6, 9. (\(Q \subseteq U\))
\(Q''\) represents the complement of the complement of \(Q\). The complement of \(Q\) is the subset of \(U\) formed by elements not contained in \(Q\). which simbolized by \(Q'\). That is, 1, 2, 4, 5, 7, 8, 10.
The complement of \(Q'\) corresponds to the elements contained in \(Q\). Hence, the correct answer is \(\{3, 6, 9\}\).
In an election the successful candidate registered 5,77,500 votes and his nearest rival secured 3,48,700 votes by what margin did the successful candidate win the election.
Answer:
the successful candidate won the election with a 24% margin.
Step-by-step explanation:
With the infomation provided, first you need to find the total amount of votes by adding the number of votes that the successful candidate registered plus the number of votes that his nearest rival secured:
577,500+ 348,700=926,200
Next, you need to find the percentage of votes that the successful candidate registered and that the nearest rival secured by dividing the number of votes by the total amount of votes and multiplying the result for 100:
577,500/925,200=0.62*100=62%
348,700/926,200=38%
Now, you need to find the difference between both percentages to get the margin:
62%-38%=24%
According to this, the answer is that the successful candidate won the election with a 24% margin.
Plot 213, −56, and −312 on the number line.
Answer:
Step-by-step explanation:
Plot 213, −56, and −312 on the number line.
Need Help here Please!
Answer:
Step-by-step explanation:
To solve the given equation \(\sf x - y = 4 \\\), we can perform the following calculations:
a) To find the value of \(\sf 3(x - y) \\\):
\(\sf 3(x - y) = 3 \cdot 4 = 12 \\\)
b) To find the value of \(\sf 6x - 6y \\\):
\(\sf 6x - 6y = 6(x - y) = 6 \cdot 4 = 24 \\\)
c) To find the value of \(\sf y - x \\\):
\(\sf y - x = - (x - y) = -4 \\\)
Therefore:
a) The value of \(\sf 3(x - y) \\\) is 12.
b) The value of \(\sf 6x - 6y \\\) is 24.
c) The value of \(\sf y - x \\\) is -4.
\(\huge{\mathfrak{\colorbox{black}{\textcolor{lime}{I\:hope\:this\:helps\:!\:\:}}}}\)
♥️ \(\large{\underline{\textcolor{red}{\mathcal{SUMIT\:\:ROY\:\:(:\:\:}}}}\)
T/F. Exception reports show a greater level of detail than is included in routine reports.
True. Exception reports show a greater level of detail than is included in routine reports.
Exception reports are reports that help in identifying data that does not conform to expected patterns. Exception reports show information about an exception in the data set.
This helps to identify irregularities or anomalies in data or system operations.Exception reports are used to analyze system performance, monitor resource consumption, and to detect unusual activity.
This type of report is important to identify issues or errors, where the routine reports or standard reports would not provide enough detail or insight to do so.
It provides detailed information on any unusual event or anomaly that occurred beyond the usual course of events or processes.Exception reports are generated and distributed when the data is not expected or when an event occurs that is outside of what is considered typical.
For example, a financial system might generate an exception report if a transaction is entered that exceeds the maximum allowed amount. This report would show the details of the transaction and highlight the exception.
The purpose of exception reports is to provide users with a higher level of detail than they would find in routine reports. Exception reports are used to highlight significant data, which will be used for further analysis or action.
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y=6x-8 solve in system of equations using the method substitution
Daija is looking to fertilize her 24,000 square foot lawn. Super Lawn fertilizer costs $18. 49 and covers 6,000 square feet. Quick Fertilizer costs $23. 99 and covers 8,000 square feet.
Part A
Which fertilizer would be cheaper for Daija to purchase to fertilize her entire lawn? Show your work or explain your answer.
The cheapest fertilizer would be Super Lawn fertilizer because if you multiply the individual cost by her entire lawn and then divide it by the cost of one square feet, you will notice that she pays less with the Super Lawn.
Part B:
Daija has a 15% off coupon on the cheaper fertilizer. Excluding sales tax, what is the new cost of the fertilizer? Round to the nearest cent.
The new cost of the fertilizer after applying the coupon is $20.39 (excluding sales tax).
Part A:
To determine which fertilizer would be cheaper for Daija to purchase, we need to calculate the cost per square foot for each fertilizer.
Super Lawn fertilizer costs $18.49 and covers 6,000 square feet. Cost per square foot for Super Lawn fertilizer = $18.49 / 6,000 = $0.00308 per square foot.
Quick Fertilizer costs $23.99 and covers 8,000 square feet. Cost per square foot for Quick Fertilizer = $23.99 / 8,000 = $0.00299 per square foot.
Comparing the cost per square foot, we can see that Quick Fertilizer is cheaper. Therefore, Daija should purchase Quick Fertilizer to fertilize her entire lawn.
Part B:
Daija has a 15% off coupon on the cheaper fertilizer, which is Quick Fertilizer. To calculate the new cost of the fertilizer after applying the coupon, we need to subtract 15% of the original cost from the original cost.
Original cost of Quick Fertilizer = $23.99
15% of $23.99 = $23.99 * 0.15 = $3.599
New cost of Quick Fertilizer = $23.99 - $3.599 = $20.391
Rounded to the nearest cent, the new cost of the fertilizer after applying the coupon is $20.39 (excluding sales tax).
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