Explanation:
We will have to get the equations
Plan X
Let the number of weekly sales be represented by d
So the equation will be
\(\begin{gathered} =1000+10\text{\% of d} \\ =1000+0.1d \end{gathered}\)For plan Y
We will have
\(\begin{gathered} =500+20\text{\% of d} \\ =500+0.2d \end{gathered}\)The question wants us to determine when salespeople on plan X will earn more than on plan Y
We will set up the inequality
\(\begin{gathered} X>Y \\ =1000+0.1d>500+0.2d \\ =1000-500>0.2d-0.1d \\ =500>0.1d \end{gathered}\)Re-writing this, we will have
\(\begin{gathered} 0.1d<500 \\ dividing\text{ both sides by 0.1} \\ \frac{0.1d}{0.1}<\frac{500}{0.1} \\ d<5000 \end{gathered}\)Therefore, the answer is d< 5000
HELPPPPPP!!!! WILL BE MARKED BRAINLIEST AND GET 50 POINTS
FIND THE INTERVAL OF THE CONVERGENCE
Answer:
Radius of convergence is 1/10
Step-by-step explanation:
Which answer choice best represents 3/15?
Select the Hint button to view a hint. You will get 14 points.
A: 5/6 5
B: 5/1 5
C: 6/1 5
D: 6/6 5
The equivalent fraction for the given fraction is 1/5.
What is an equivalent fraction?Equivalent fractions are two or more fractions that are all equal even though they different numerators and denominators.
The given fraction is 3/15.
The equivalent fraction is 3/15 =1/5
Therefore, the equivalent fraction for the given fraction is 1/5.
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linear or nonlinear
Answer:
Linear
Step-by-step explanation:
It increases by a steady rate, so it is linear.
Simplify 4 square root of 72
Simplification of the given expression 4 square root of 72 is equal to 24√2 or 33.94.
As given in the question,
Given expression,
4 square root of 72
Prime factors of 72 are as follow:
72 = 2 × 2 × 2 × 3 × 3
Rewrite them into exponent form we get
72 = 2³ × 3²
Simplification of the given expression 4 square root of 72 is
4√72
= 4 × √ 2³ ×3²
= 4 × √ 2² × 2 × 3²
Calculate the square root
= 4 ×2 ×3 √2
= 24√2
= 24 ×1.414
= 33.94
Therefore, simplification of the given expression 4 square root of 72 is equal to 24√2 or 33.94.
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Based on the graph, how many distinct real number
solutions does the equation x³ + 6x² + 12x +8=0
have?
O no real number solutions
O one real number solution
O two real number solutions
O three real number solutions
Because the graph only intercepts the x-axis only once, the equation has only one solution. The correct option is the second one.
How many solutions the equation has?Here we want to see, based on a graph, how many solutions does the cubic equation:
x³ + 6x² + 12x +8 = 0
The graph of the function:
g(x) = x³ + 6x² + 12x +8
Can be seen below, the number of real solutions that the equation:
x³ + 6x² + 12x +8 = 0
has, will depend on how many times the graph intercepts the x-axis.
We can see that there is only one intercept, so there is one real solution.
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Plz I REALLY NEED HELP
A drawing on a transparency is 6.5 inches wide and 3 inches long. The width of the image of the drawing projected onto a screen is 13 feet. How long, in feet, is the drawing on the screen?
which of the following is most likely the next step in the series
Answer:
A.
Step-by-step explanation:
Let's think of this as a clock. We can see that the 2 lines start in the same place, around 3 o'clock. Next, one of the line segments shifts down to around 6 o'clock. Next, it shifts to about 9 o'clock. Logically, the next step (in a clock) would be 12 o'clock, making A the correct choice.
We can also just use a regular circle, with one of the line segments moving 90 degrees each time.
Hope this helps! :)
What does the x coordinate of a point tell you?
Answer:
X is for the height
Step-by-step explanation:
Arcodding to the coordinate table , this chart has x and y. We measure the y first then we measure the x.
the y coordinate show the length and the y measure the height
I hope it'll help you much
Thank you for asking
What will be your weekly gross pay if your hourly rate is 20 per hour, you work 48 hours and overtime rate is time and a half?
The weekly gross pay is 1040. The solution is obtained using arithmetic operations.
What are arithmetic operations?
There are four basic operations which are listed as follows:
•Addition(‘+’): This operation deals with finding the sum.
•Subtraction(‘-’): This operation deals with finding the difference.
•Multiplication(‘×’): This operation deals with finding the product.
•Division(‘÷’): This operation deals with finding the quotient.
Assumption: Weekly working hours are 40.
Since, the hourly rate is 20 per hour and working hours per week are 40
So, the weekly pay comes out to be 40*20= 800
The overtime rate is time and a half which comes out to be
20*1.5= 30 per hour
The overtime hours are 48-40=8 hours
So, the weekly overtime pay comes out to be 8*30= 240
The total pay= 800+240= 1040
Hence, the weekly gross pay is 1040.
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Suppose the correlation between height and weight for adults is 0.80. What proportion (or percent) of the variability in weight can be explained by the relationship with height
Answer: 64% of the variability in weight can be explained by the relationship with height.
Step-by-step explanation:
In statistics, Correlation coefficient is denoted by 'r' is a measure of the strength of the relationship between two variables.Coefficient of determination, \(r^2\), is a measure of variability in one variable can be explained variation in the other.Here, r= 0.80
\(\Rightarrow\ r^2= (0.80)^2=0.64\)
That means 64% of the variability in weight can be explained by the relationship with height.
The variability in weight is 64 % , explained by the relationship with height.
Correlation coefficients are always values between -1 and 1, where -1 shows a perfect, linear negative correlation, and 1 shows a perfect, linear positive correlation.
The correlation coefficient is measure the strength of the linear relationship between two variables in a correlation analysis.
Correlation coefficient is represented by r.
Given that, the correlation between height and weight for adults is 0.80.
\(r=0.8\)
The variability in weight is, = \(r^{2}=(0.8)^{2} =0.64\)
Thus, the variability in weight is 64 % , explained by the relationship with height.
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does the equation y^2-y^2x = 6 describe y as a function of x
The equation y² - y²x = 6 can be describe as a function of x as:
y = √(6/(x - x)).
What is a function?A function is a relationship between inputs where each input is related to exactly one output.
Example:
f(x) = 2x + 1
f(1) = 2 + 1 = 3
f(2) = 2 x 2 + 1 = 4 + 1 = 5
The outputs of the functions are 3 and 5
The inputs of the function are 1 and 2.
We have,
y² - y²x = 6
Taking y² as common.
y²(1 - x) = 6
Divide both sides with (1 - x).
y² = 6/(1 - x)
Square root on both sides.
y = √(6/(x - x))
This is a function of x.
Thus,
y = √(6/(x - x)) is a function of x.
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Can you please respond with the solution
Tan(x/2) = (1 + cosx)/sinx is equivalent to the trigonometric identity cscx
How to solve an equation?An equation is an expression that can be used to show the relationship between variables and numbers.
Trigonometric identities are based on the six trigonometric ratios. They are sine, cosine, tangent, cosecant, secant, and cotangent.
It is given as:
tanФ = sinФ/cosФ, cotФ = 1/tanФ = cosФ/sinФ, cosecФ = 1/sinФ and secФ = 1/cosФ
According to half angle formula:
tan(x/2) = (1 + cosx)/sinx
Hence:
tan(x/2) + cotx = [(1 - cosx)/sinx] + (cosx/sinx)
tan(x/2) + cotx = (1 - cosx + cosx)/sinx
= 1/sinx
= cscx
Therefore tan(x/2) = (1 + cosx)/sinx is equivalent to cscx
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I need help asappppppp
Answer:150?
Step-by-step explanation:
Y=x when x increases by 5 what does y increase by
Pls help I am stuck Tysm
The mistake katie has made is included an extra length, the correct option is C.
We are given that;
The table of lengths of caterpillars
Now,
Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.
The acronym PEMDAS stands for Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This approach is used to answer the problem correctly and completely.
Katie has made the mistake of including an extra length in her diagram. She has included the length 81 twice in the stem-and-leaf diagram, once in the row for 5 and once in the row for 8. However, there is only one caterpillar with a length of 81 mm in the data. Therefore, she should remove one of the 81s from her diagram.
Therefore, by algebra the answer will be included extra length.
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What happens if you can write a function as a composite in different ways? Do you get the same derivative each time? The Chain Rule says you should. Find
dy/dx if y=x by using the Chain Rule with y as a composite of the following functions. Complete parts (a) and (b) below.
Using the Chain Rule, we have: dy/dx = f'(g(x)) * g'(x) = 1 * 1 = 1.The derivative of y with respect to x is 1.
When we compose a function, it may be possible to write it in a variety of different ways. Differentiating such functions can result in different derivatives, but the Chain Rule indicates that the derivatives of the compositions should be the same regardless of how the function is written, if the function is continuous and differentiable.For instance, consider the function f(x) = sin(x²). It can be written as f(g(x)) where g(x) = x² and f(x) = sin(x). Furthermore, it can be written as f(h(x)) where h(x) = x² and f(x) = sin(x). These are both compositions of functions, but they are different compositions that lead to different derivatives.However, if the function is a composite of differentiable functions, the Chain Rule tells us that the derivative of a composite function is the derivative of the outer function multiplied by the derivative of the inner function.
To find dy/dx if y = x using the Chain Rule with y as a composite of the following functions, we must first rewrite y as a composite function: y = f(g(x)) where g(x) = x and f(x) = x. This composite function can be written in a variety of different ways, such as y = f(h(x)) where h(x) = x and f(x) = x, or y = f(k(x)) where k(x) = x and f(x) = x. However, regardless of how we write it, the Chain Rule tells us that the derivative of y is equal to the derivative of the outer function (f(x) = x) multiplied by the derivative of the inner function (g(x) = x).
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Suppose sam deposited 1000$ every month in the beginning for his retirement fund for 20 years at 5% compounded monthly. What is value of N
To find the value of N, we need the future value of the retirement fund. If you provide the desired future value, I can calculate the exact value of N.
To find the value of N, we need to calculate the number of monthly deposits Sam made for his retirement fund over 20 years.
Sam deposited $1000 every month for 20 years, which is a total of 20 x 12 = 240 deposits. Each deposit has a compounded interest rate of 5% per year, compounded monthly.
The formula to calculate the future value of a series of monthly deposits is given by:
FV = P * [(1 + r)^n - 1] / r
Where:
FV is the future value of the investment,
P is the monthly deposit amount,
r is the monthly interest rate, and
n is the number of deposits.
In this case, P = $1000, r = 5% / 12 = 0.05 / 12 = 0.00417 (monthly interest rate), and FV is the value of the retirement fund after 20 years.
By rearranging the formula, we can solve for n:
n = log((FV * r) / (P * r + FV)) / log(1 + r)
Plugging in the values, we get:
n = log((FV * 0.00417) / (1000 * 0.00417 + FV)) / log(1 + 0.00417)
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A bowling alley and a skating rink both offer birthday party rentals. The bowling alley costs $5 per person plus a $15 room rental fee. The skating rink costs $3 per person plus a $20 room rental fee. You have $50. If you want to invite as many people as possible, which location should you choose? Follow the steps to decide on the party location.
1. Write an expression for the amount you would spend on a birthday party at the bowling alley. Let x represent the number of people you invite.
2. Write an expression for the amount you would spend on a birthday party at the skating rink.
3. How many people could you invite to the bowling alley? Show how you found your answer.
4. How many people could you invite to the skating rink? Show your work.
5. To which location could you afford to invite more people?
Answer:
1. 50 = 5x+15
2. 50 = 3x+20
3. 7
4. 10
5. Skating Rink
Step-by-step explanation:
1. As the maximum amount of money is 50 dollars, you are given that there is a 5 dollar entry *per* person, alongside the 15 room rental fee added on. That is where the equation 5x+15 = 50 comes from
2. The same can be said with the skating rink, with different numbers. 3 *per* person plus the extra 20 room rental fee.
3. 50 = 5x+15 can be solved by subtracting 15 by both sides. This gives us 35=5x and dividing by 5 will give us 7 = x
4. 50 = 3x+20 can be solved by subtracting 20 by both sides. This gives us 30=3x and dividing by 3 will give us 10 = x
5. As 10>7, it's apparent that you can bring more people to the Skating Rink
For the party, at the skating rink, more people can be invited than at the bowling alley.
The equation model is defined as the model of the given situation in the form of an equation using variables and constants.
here,
1.
According to the question,
Expression ⇒ 5x + 15 = 50
2.
According to the question,
Expression ⇒ 3x + 20= 50
3
For bowling alleys,
5x + 15 = 50
x = 7 people
4.
For the skating rink,
3x + 20 = 50
x = 10 people
5.
At the skating rink, more people can be invited.
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There are 3 nursing positions to be filled at Lilly Hospital. Position one is the day nursing supervisor; position two is the night nursing supervisor; and position three is the nursing coordinator. There are 15 candidates qualified for all three of the positions. How many different ways can the positions be filled by these applicants
Answer:
2730 possible ways
Step-by-step explanation:
Given
\(Applicants = 15\)
\(Positions = 3\)
Required
Number of possible selections
Since there is no restriction, the number of selection is calculated as:
The day nursing supervisor position can be occupied by any of the 15 applicants
The night nursing supervisor position can be occupied by any of the remaining 14
The nursing coordinator position can be occupied by any of the 13
So, the number of ways is then calculated as:
\(Ways = 15 * 14 * 13\)
\(Ways = 2730\)
Hence, there are 2730 possible ways
A firm produces two products, X and Y. The production technology displays the following costs, where C(ij) represents the cost of producing i units of X and j units of Y: C(0,50) = 100 C(5,0) = 150 C(0,100) = 210 C(10,0) = 320 1 C(5,50) = 240 C(10,100) = 500 Does this production technology display economies of scale? of scope?
Economies of scale refer to the decrease in average costs per unit as production scale increases.
In this case, we can see that as the production of X increases, so does the average cost per unit of X. This is because producing 10 units of X (C(10,0) = 320) costs less than producing 5 units of X (C(5,0) = 150).
As a result, this manufacturing technology exhibits economies of scale for product X. Economies of scope are cost savings achieved when multiple products are produced concurrently rather than separately.
In this case, we can see that producing 5 units of X and 50 units of Y (C(5,50) = 240) costs less than producing 5 units of X (C(5,0) = 150) and 50 units of Y (C(0,50) = 100) separately. As a result, this manufacturing technology exhibits scope economies as well.
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please help!! find the inverse of image attached :)
The correct answer is option A: "If x doesn't equal 3, then 2x + 5 doesn't equal 11."
What is inverse?More precisely, if f is a function that maps elements from a set A to elements in a set B, then the inverse function of f, denoted as f^(-1), is a function that maps elements in set B back to elements in set A.
According to question:The given statement is: "If x equals 3, then 2b + 5 equals 11."
To find the inverse, we negate both the hypothesis and the conclusion of the statement and switch their order:Inverse: If x does not equal 3, then 2b + 5 does not equal 11.Therefore, the correct answer is option A: "If x doesn't equal 3, then 2x + 5 doesn't equal 11."
The inverse function f^(-1) is defined such that f(f^(-1)(x)) = x for all x in B, and f^(-1)(f(x)) = x for all x in A. In other words, applying the inverse function to the output of the original function returns the input value.
The existence of an inverse function depends on the properties of the original function. For example, a function must be one-to-one (or injective) to have an inverse function, which means that each input maps to a unique output. If a function is not one-to-one, then its inverse function may not exist or may have limited domain and range.
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In a recent Super Bowl, a TV network predicted that 25 % of the audience would express an interest in seeing one of its forthcoming television shows. The network ran commercials for these shows during the Super Bowl. The day after the Super Bowl, and Advertising Group sampled 150 people who saw the commercials and found that 30 of them said they would watch one of the television shows. Suppose you have the following null and alternative hypotheses for a test you are running:
H0:p=0.53H0:p=0.53
Ha:p≠0.53Ha:p≠0.53Calculate the test statistic.
Answer:
The right solution is "-8.25".
Step-by-step explanation:
The given values are:
Sampled people,
n = 150
Null and alternative hypotheses will be:
\(H_0:p=0.53\)
\(Ha:p\neq 0.53\)
The z-statistics will be:
⇒ \(z=\frac{\bar{p}-p_0}{\sqrt{\frac{p_0(1-p_0)}{n} } }\)
On substituting the values, we get
⇒ \(=\frac{0.2-0.53}{\sqrt{\frac{0.53(1-0.53)}{150} } }\)
⇒ \(=\frac{-0.33}{\sqrt{\frac{0.24}{150}} }\)
⇒ \(=\frac{-0.33}{0.04}\)
⇒ \(=-8.25\)
Need help with this problem
Answer:
I could be wrong, but I think you got right in the beginning 107°, but go with your gut feeling. Wish you the very best <3
Answer: x=73 degrees, z=73 degrees, y=107 degrees
Step-by-step explanation:
y=107 degrees because y and 107 degrees are congruent angles
z=x because z and x are congruent angles
x+y=180 ==> x and y are supplementary angles that are placed on a straight line(the straight line is 180 degrees and is called a straight angle.)
x+107=180
x=73 degrees
z=x
z=73 degrees
Decide whether this table could represent a proportional relationship. Explain or show your thinking.
F(x) = 3x + 2
What is f(5)
Step-by-step explanation:
to find f(5) in f(x) , just put in '5' where 'x' is in the equation
f(5) = 3 (5) + 2 = 17
Answer:
f(5) = 17
Step-by-step explanation:
Let's evaluate the function for f(5)
\(\rm{f(x)=3x+2}\)Insert 5 everywhere x appears:
\(\rm{f(5)=3(5)+2}\)\(\rm{f(5)=15+2}\)\(\rm{f(5)=17}\)Therefore f(5) = 17
foreign direct investment helps improve the economic situation of a recipient country by increasing —- opportunities in the country that the company invests in.
Foreign direct investment helps improve the economic situation of a recipient country by increasing employment opportunities in the country that the company invests in.
When foreign companies invest in a recipient country, they often establish or expand their operations, which requires hiring local workers. This leads to job creation and reduces unemployment rates in the recipient country.
Increased employment opportunities result in more individuals having access to income and improved standards of living.
Foreign direct investment also contributes to the transfer of technology, knowledge, and skills to the recipient country. Multinational companies often bring advanced technologies, production techniques, and management practices that may not have been available or widely adopted in the recipient country.
Furthermore, foreign direct investment stimulates domestic investment and encourages the growth of local businesses. When foreign companies invest in a recipient country, they often form partnerships or engage in supply chain relationships with local firms.
Overall, foreign direct investment increases employment opportunities, fosters technology transfer, and stimulates domestic investment, all of which contribute to improving the economic situation of a recipient country.
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Soosie's Cookie Company had fixed costs of $1250 and variable costs of $4.25 per dozen gourmet cookies that were baked and packaged for sale. Write an equation that can be used to determine the total cost when x dozens of cookies are baked and sold. Then determine the total cost of baking and selling 85 dozen gourmet cookies.
Answer:
$1250.00 + (x)$4.25 =
Step-by-step explanation
So fixed costs are $1,250.00.....every dozen you bake add $4.25 to the costs, cook one dozen you have $1,250.00 plus $4.25 or a total of $1,254.25.
Cook 10 dozen and you add $45.25 = the $1,250.00 for a new total of $1,295.25.
The letters "A", "B", "C", "D", "E", and "F" are written on six slips of paper, and the slips are placed into a hat. If the slips are drawn randomly without replacement, what is the probability that "E" is drawn first and "B" is drawn second?
Answer:
1/30
Step-by-step explanation:
The probability of getting ”E” is 1/6.
There is only 1 “E” out of 6 letters.
There is no replacement.
There are now 5 letters without “E”.
”A”, “B”, “C”, “D”, “F”
The probability of getting ”B” is 1/5.
There is only 1 “B” out of 5 letters.
⇒ 1/6 × 1/5
⇒ 1/30
a coffee company wants to estimate the true proportion of the u.s. population that drinks its brand. it interviewed randomly selected people, and responded that they drink the company's brand. construct a percent confidence interval for the true proportion of people who drink the company's brand. group of answer choices
a) Construct a 95 percent confidence interval for the true proportion of people who drink the company’s brand.
b) How many individuals should be surveyed to be 95 percent confident of having the true proportion of people drinking the brand estimated to within 0.015?
You have a 5% chance of being wrong with a 95% confidence interval. With a 90 percent certainty span, you have a 10 percent chance of being incorrectly.
A confidence interval of ninety-nine percent would be larger than a confidence interval of ninety-five percent (for instance, plus or minus 4.5 percent as opposed to 3.5 percent).
We now have: 32 125 0.256 1 At a confidence level of 95 percent:
Zenit = 20.05/2 = 2196 95 percent confidence interval:
Considering the estimated proportion (P) = 0.256 n = = Zverit PL1-P) E 1.96 12 0.015) 0.256 (1-0.256) = 3251.94 3252
Zerit = 20.05/2 = 1.96 At 95%
confidence lovel margin of error (E) = 0.015
Now P = zerit / PL1-£) = 0.256 1.96 X 0.2561-0.256 125 = 0.256 0.0765.
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Check all the statements) that are true about the polynomial function graphed
Its leading coefficient is positive. its leading coefficient is negative.
It has an odd degree
It has an even degree
It has exactlv two real zeroes
It has exactly three real zeroes.
None of the zeroes have even multiplicity
None of the zeroes have odd multiplicity.
The true statements about the polynomial function graphed are:
Its leading coefficient is positive.
It has an odd degree.
None of the zeroes have even multiplicity.
From the given options, the true statements about the polynomial function graphed are:
Its leading coefficient is positive.
It has an odd degree.
None of the zeroes have even multiplicity.
Let's analyze each statement:
Its leading coefficient is positive:
The leading coefficient of a polynomial is the coefficient of the term with the highest degree.
From the graph, if the polynomial is going upwards on the right side, it indicates that the leading coefficient is positive.
It has an odd degree: The degree of a polynomial is the highest power of the variable in the polynomial expression.
If the graph has an odd number of "turns" or "bumps," it indicates that the polynomial has an odd degree.
None of the zeroes have even multiplicity:
The multiplicity of a zero refers to the number of times it appears as a factor in the polynomial.
In the given graph, if there are no repeated x-intercepts or no points where the graph touches and stays on the x-axis, it implies that none of the zeroes have even multiplicity.
The other statements (its leading coefficient is negative, it has an even degree, it has exactly two real zeroes, it has exactly three real zeroes, and none of the zeroes have odd multiplicity) cannot be determined based solely on the information given.
Therefore, the true statements about the polynomial function graphed are:
Its leading coefficient is positive.
It has an odd degree.
None of the zeroes have even multiplicity.
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