ASAP!!!!!!!!!!!!!!!! If I had a 75% and got a 50% on a test what grade would I have

The correct expression for the integral of (2y - x) over the region S in the uv-plane using the given transformation is: SSR(2y - x)dA = S²(v – u)dudv. So, none of the given options are correct.

To determine the correct answer from the given options, let's analyze the given information and make the necessary calculations.

First, let's calculate the Jacobian of the transformation using the given substitutions:

Jacobian (J) = ∂(x, y) / ∂(u, v)

To find the Jacobian, we need to compute the partial derivatives of x and y with respect to u and v:

∂x/∂u = ∂(2x - y)/∂u = 2

∂x/∂v = ∂(2x - y)/∂v = -1

∂y/∂u = ∂(x + y)/∂u = 1

∂y/∂v = ∂(x + y)/∂v = 1

J = |∂x/∂u ∂x/∂v| = |2 -1|

|∂y/∂u ∂y/∂v| |1 1|

Determinant of J = (2 × 1) - (-1 × 1) = 2 + 1 = 3

The determinant of the Jacobian is 3, not equal to 1. Therefore, the statement "The Jacobian is equal to 1" is not correct.

Now let's examine the statement "Under this transformation, one of the boundaries of R is the map of the line v = u."

Since u = 2x - y and v = x + y, we can find the equation for the line v = u by substituting u into the equation for v:

v = 2x - y

So the line v = u is represented by v = 2x - y.

Comparing this with the equation v = x + y, we can see that they are not equivalent. Therefore, the statement "Under this transformation, one of the boundaries of R is the map of the line v = u" is not correct.

From the given options, the correct answer is:

SSR(2y - x)dA = S²(v – u)dudv

This is the correct expression for the integral of (2y - x) over the region S in the uv-plane using the given transformation.

Please note that the other options are not correct based on the analysis provided.

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The expression that gives the number of volunteers is given as follows:

n = 78/r.

The number of volunteers is obtained applying the proportions in the context of the problem.

After starting with 90 flyers, Lin ended up with 12 flyers, hence the number of flyers given up is given as follows:

90 - 12 = 78.

Each person received r flyers, hence the number of volunteers is given as follows:

n = 78/r.

The problem asks for the expression that gives the number of volunteers.

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Answer:

Step-by-step explanation:

Given pairs of side lengths that represent two sides of a triangle, you want an inequality representing possible lengths for the third side.

The triangle inequality requires the sum of the two shortest sides be greater than the longest side. Translated to this problem, it means the third side must have a length between the difference and the sum of the other two sides. For third side x, we require ...

  13 -8 < x < 13 +8

  5 < x < 21

  23.6 -11.5 < x < 23.6 +11.5

  12.1 < x < 35.1

  22 -15 < x < 22 +15

  7 < x < 37

  13.2 -6.7 < x < 13.2 +6.7

  6.5 < x < 19.9

  44 -23 < x < 44 +23

  21 < x < 67

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Answer:

Dodecagon (12 sides)

Step-by-step explanation:

PLS GIVE BRAINLIEST

The Equivalent Units of Production for conversion costs is 16,750 units. The total material cost per unit is P0.94. The total manufacturing cost per unit is P2.59. The total cost for Started and Completed is P47,680. The total cost for Work in Process, Ending Inventory is P5,180.

21. The Equivalent Units of Production-Conversion Cost = 16,750 units.

22. The total material cost per unit = P0.94.

23. The total manufacturing cost per unit = P2.59.

24. The total cost for Started and Completed = P47,680.

25. The total cost for Work in Process, Ending Inventory = P5,180.

To calculate the required values, we'll use the FIFO method.

21. Equivalent Units of Production-Conversion Cost:

Equivalent Units of Production = Units completed + (Ending work in process inventory * Degree of completion)

Equivalent Units of Production = 17,500 + (2,000 * 3/4)

Equivalent Units of Production = 17,500 + 1,500

Equivalent Units of Production = 19,000 units

22. Total Material Cost per Unit:

Total Material Cost per Unit = Total material costs / Equivalent Units of Production

Total Material Cost per Unit = P16,500 / 17,500

Total Material Cost per Unit = P0.94

23. Total Manufacturing Cost per Unit:

Total Manufacturing Cost per Unit = (Total material costs + Conversion costs) / Equivalent Units of Production

Total Manufacturing Cost per Unit = (P16,500 + P23,945) / 17,500

Total Manufacturing Cost per Unit = P40,445 / 17,500

Total Manufacturing Cost per Unit = P2.59

24. Total Cost for Started and Completed:

Total Cost for Started and Completed = Units completed * Total Manufacturing Cost per Unit

Total Cost for Started and Completed = 17,500 * P2.59

Total Cost for Started and Completed = P45,325

25. Total Cost for Work in Process, Ending Inventory:

Total Cost for Work in Process, Ending Inventory = Ending work in process inventory * Total Manufacturing Cost per Unit

Total Cost for Work in Process, Ending Inventory = 2,000 * P2.59

Total Cost for Work in Process, Ending Inventory = P5,180

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Change management is a significant challenge for many organizations during enterprise system implementation due to various factors such as resistance to change, organizational culture, lack of employee engagement, and inadequate communication and training.

During enterprise system implementation, organizations typically undergo significant changes in processes, roles, and technologies. This can lead to resistance from employees who may be accustomed to existing ways of working. Resistance to change can hinder the adoption and utilization of the new system, affecting its success.

Organizational culture also plays a role. If the organization has a rigid or hierarchical culture that is resistant to change or lacks a culture of innovation and learning, it becomes difficult to implement and integrate the new system effectively.

Lack of employee engagement and involvement in the implementation process can further impede change. Employees need to understand the reasons behind the change, how it will benefit them and the organization, and be provided opportunities for input and feedback.

Inadequate communication and training can be a major obstacle. Employees must be informed about the changes, their roles and responsibilities, and be provided with sufficient training to effectively use the new system. Insufficient communication and training can lead to confusion, frustration, and resistance.

Overall, change management is crucial during enterprise system implementation to address these challenges and ensure a smooth transition, user acceptance, and successful adoption of the new system.

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we have the following:

replacing:

now,

therefore, the wide is 3.57 cm and the length is 42.86 cm

The sum of the square of the constants is 3/4

Given the equation \(\frac{1}{a+1} +\frac{1}{b+1} +\frac{1}{c+1} =2\)

The partial form of the equation is given as:

Solve for the constant "a"

\(\frac{1}{a +1} = 2\\a+1 = \frac{1}{2} \\a = \frac{1}{2} - 1\\a =-\frac{1}{2}\)

Hence \(a=b=c=-\frac{1}{2} \\\)

Taking the square of the constant, we will have:

\(a^2 + b^2 + c^2 =(-1/2)^2 +(-1/2)^2+(-1/2)^2\\a^2 + b^2 + c^2 =1/4 + 1/4 + 1/4\\a^2 + b^2 + c^2 =3/4\)

Hence the sum of the square of the constants is 3/4

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Answer -the sum of the square of the consonants is 3/4

The identified structure in this explanation is the comparison between the volume of a cylinder and the volume of a prism.

Congruent and parallel bases: both cylinders and prisms have congruent and parallel bases. In a cylinder, the base is a circle, while in a prism, the base is a polygon

Multiplying base area: to find the volume of both a cylinder and a prism, the first step is to calculate the area of the base.

Both cylinders and prisms have congruent and parallel bases, and their volumes are calculated by multiplying the area of the base by the height. While the base of a prism is a polygon, the base of a cylinder is a circle.

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Step-by-step explanation:

r=21cm

a=135

perimeter=2r+ar

=2×21+135×21

=42+2835

=2877cm

When a postal worker counts the number of complaint letters received by the united states postal service in a given day, the type of data collected is quantitative.

Quantitative data is data that can be measured and expressed in numbers. In this case, the number of complaint letters received by the United States Postal Service in a given day can be measured and expressed as a number.

Qualitative data, on the other hand, is data that cannot be measured or expressed in numbers. For example, the contents of the complaint letters would be qualitative data.

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Answer:

5.023 I believe

Step-by-step explanation:

The total perimeter will be 4x^+17 and length be 22.76 cm

As per the data given in the questions,

We have, the shape of the sandwich be rectangular.

We know that, perimeter of the rectangle can be determined by using formula: 2(l+b),

where, l = length of the rectangle

and, b = breadth of the rectangle

The expression for the perimeter of the sandwich would be:

2 (2x^2 + 9) + 2 (2x^2 + 8)

= 4x^2 + 26

Now for finding the length of the crust,

we will put the value of x=1.2,

So, the value of the approximate length of the crust would be:

=4x^2 + 26

= 4 * 1.2^2 + 26

= 22.76 centimetres.

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which means that the net force acting on the skydiver is zero, and the forces are balanced. Therefore, the answer is C) Part I of the descent only.

Step 5: Draw the segments AB and AC to create two tangent lines to the circle.

Step 1: Draw segment OA.

Step 2: Find the midpoint, M, of OA by constructing the perpendicular bisector of OA.

Step 3: Draw a circle centered at point M with radius MA or MO (where A and O are the endpoints of segment OA).

Step 4: Let the points B and C represent the points where the two circles meet.

Step 5: Draw the segments AB and AC to create two tangent lines to the circle.

Based on the information given, we can infer that the skydiver experienced unbalanced forces during Part 1 of the descent only. This is because the diagram shows that the speed of the skydiver is increasing during Part 1,

which means that there must be a net force acting on the skydiver in the downward direction (i.e., the force of gravity is greater than the air resistance). In contrast, during Part 2,

the speed is constant, which means that the net force acting on the skydiver is zero, and the forces are balanced. Therefore, the answer is C) Part I of the descent.

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How does the tree with the diameter of 60 inches compare to the age predicted using the linear best-fit model of data for a tree of that size: D. the tree is about 9 years younger than the predicted age for a tree with a diameter of 60 inches.

In order to determine the line of best fit, we would plot the diameter (in inches) on the x-axis of a scatter plot while the age (in years) would be plotted on the y-axis of the scatter plot through the use of Microsoft Excel.

On the Microsoft Excel worksheet, you should right click on any data point on the scatter plot, select format trend line, and then tick the box to display a linear equation for the line of best fit on the scatter plot.

From the scatter plot (see attachment) which models the relationship between the diameter (in inches) and the age (in years), a linear equation for the line of best fit is given by:

y = 2.24x - 52.38

When x = 60 inches, the age of the tree is given by;

y = 2.24(60) - 52.38

y = 134.4 - 52.38

y = 82.02 ≈ 82.0 years.

Difference = 82.0 - 70

Difference = 12 years.

Therefore, an age of 9 years is closer to the predicted age using linear best-fit model.

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The interval notation for the solution to the given inequality is:

(6,∞).

The inequality is solved similarly to an equality, applying the operations to isolate the variable.

For this problem, the inequality is given by:

3(3a - 6) > 12.

Dividing both sides by 3:

3a - 6 > 12.

Then:

3a > 18

a > 18/3

a > 6.

In interval notation, the solution is:

(6,∞).

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The expression represents the height of a tree that begins at 6.7 feet and increases by 2.6 feet per year will be h=6.7+2.7t.

It is defined as a special type of relationship, and they have a predefined domain and range according to the function every value in the domain is related to exactly one value in the range.

Given that, the expression that represents the height of a tree begins at 6.7 feet and increases by 2.6 feet per year.  

Expression is the combination of constants and variables with mathematical operators.

Suppose t represents the number of years and h represents the height of a tree,

The obtained expression for the given condition,

h=6.7+2.7t

Thus, the expression represents the height of a tree that begins at 6.7 feet and increases by 2.6 feet per year will be h=6.7+2.7t.

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Answer:

Let's define the variables:

x = yards of Organza ribbon that you buy.

y = yards of Satin ribbon that you buy.

We know that the price per yard of Organza ribbon is $0.07, this means tat if you buy x yards, the cost will be:

C = x*$0.07

And the cost of the Satin ribbon is $0.04, so if you buy y yards of that ribbon, the cost will be:

C = y*$0.04

Adding that together, the total cost is:

C = x*$0.07 + y*$0.04

Now we know that you pay $5, this means that the total cost is exactly $5, then we have the equation:

$5 = x*$0.07 + y*$0.04

Now we can isolate the variable y to get:

y = ($5/$0.04) - x*($0.07/$0.04)

y = 125 - x*1.75

Now we can just input different values of x to find the correspondent value of y.

This means that:

if x = 0 (0 yards of the Organza ribbon)

then:

y = 125 - 0*1.75 = 0

This combination is:

0 yards of organza, and 125 yards of satin.

Now, if x = 20, then:

y = 125 - 20*1.75  = 90

This combination is:

20 yards of organza, and 90 yards of satin.

if x = 40, then:

y = 125 - 40*1.75 = 55

This combination is:

40 yards of organza, and 55 yards of satin.

The 3 combinations that we found cost exactly $5.

After answering the given query, we can state that Since 11 is an integer and the only other number that is closer to it is 11, 11 is the nearest integer to 11.

Integers can be zero, a positive integer, or a negative integer indicated by a minus sign. An additive inverse of a positive number that it corresponds to is a negative number. A group of integers is commonly represented in mathematical notation by a bold Z or a bold "mathbb Z". An integer is a positive, negative, or zero number that is not a percentage. (pronounced IN-tuh-jer). Integer instances include -5, 1, 5, 8, 97, and 3,043. Non-integer instances include the numbers 1.43, 1 3/4, 3.14, and others. A group of integers and their antipodes is known as an integer set. Fractions and decimals are not included in the collection of integers.

Since 11 is an integer and the only other number that is closer to it is 11, 11 is the nearest integer to 11.

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Each system of equations given below has a unique solution 3x−y=13y+3=9x, y+4x=7−2y−4=8x, 4y=3x+48y−6x=8.

A mathematical equation can be defined in a variety of ways. The definition of an equation in algebra is a mathematical statement that proves two mathematical expressions are equal. Consider the equation 3x + 5 = 14, where 3x + 5 and 14 are two expressions that are separated by the symbol "equal." Mathematical variables are used in even the most fundamental and straightforward algebraic equations.

Given that;

The system of equations is,

⇒ 3x - y = 13

⇒ y + 3 = 9x

Now,

Since, The system of equation is,

⇒ 3x - y = 13

⇒ y + 3 = 9x

It can be written as,

⇒ 3x - y = 13

⇒ 9x - y = 3

Clearly, We have;

⇒ 3/9 = - 1 / - 1

⇒ 1/3 ≠ 1

Thus, It has a Unique solution.

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Answer:

I think the first one is power ( if not then coefficient) and the second is definitely expression

Step-by-step explanation:

Answer:

f = 3.74

Step-by-step explanation:

f sin 42° = 2.5

f = 2.5 (sin 42° = 0.669)

sin 41°

= 3.736

= 3.74 (2.d.p.)

The value of f in the given equation is 3.74.

An equation is the statement of two expressions located on two sides connected with an equal to sign. The two sides of an equation is usually called as left hand side and right hand side.

Given equation is,

f sin 42° = 2.5

Dividing both sides of the equation by sin 42°,

f = 2.5 / sin 42°

f = 3.74

Hence the value of f is 3.74.

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The cause-specific mortality rates per thousand for chronic conditions in the Bronx are (per thousand): Diabetes-related: 0.26,  Lung cancer: 0.44, Heart disease: 1.90 Asthma-related: 0.24.

To calculate the cause-specific mortality rate per thousand for chronic conditions in the Bronx, we divide the number of deaths from each specific condition by the total population and multiply by 1,000. By rounding the result to two decimal places, we can obtain the cause-specific mortality rate per thousand for each chronic condition of interest.

To calculate the cause-specific mortality rate per thousand for a particular chronic condition, we use the formula:

Mortality Rate = (Number of Deaths from the Condition / Total Population) * 1,000

Let's calculate the cause-specific mortality rates per thousand for each chronic condition based on the given figures:

Diabetes-related mortality rate:

(366 / 1,427,000) * 1,000 = 0.256 per thousand

Lung cancer mortality rate:

(633 / 1,427,000) * 1,000 = 0.443 per thousand

Heart disease mortality rate:

(2,711 / 1,427,000) * 1,000 = 1.898 per thousand

Asthma-related mortality rate:

(338 / 1,427,000) * 1,000 = 0.237 per thousand

Therefore, the cause-specific mortality rates per thousand for chronic conditions in the Bronx are approximately as follows:

Diabetes-related: 0.26 per thousand

Lung cancer: 0.44 per thousand

Heart disease: 1.90 per thousand

Asthma-related: 0.24 per thousand

These rates provide an indication of the number of deaths per thousand individuals in the population for each specific chronic condition of interest.

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The absolute maximum and minimum values of the function f(x, y) = x^2 + y^2 - 2y on the set R = {(x, y): x^2 + y^2 ≤ 9} can be found by analyzing the critical points and the boundary of the region R.

To find the critical points, we take the partial derivatives of f(x, y) with respect to x and y, and set them equal to zero. Solving these equations, we find that the critical point occurs at (0, 1).

Next, we evaluate the function f(x, y) at the boundary of the region R, which is the circle with radius 3 centered at the origin. This means that we need to find the maximum and minimum values of f(x, y) when x^2 + y^2 = 9. By substituting y = 9 - x^2 into the function, we obtain f(x) = x^2 + (9 - x^2) - 2(9 - x^2) = 18 - 3x^2.

Now, we can find the maximum and minimum values of f(x) by considering the critical points, which occur at x = -√2 and x = √2. Evaluating f(x) at these points, we get f(-√2) = 18 - 3(-√2)^2 = 18 - 6 = 12 and f(√2) = 18 - 3(√2)^2 = 18 - 6 = 12.

Therefore, the absolute maximum value of f(x, y) is 12, which occurs at (0, 1), and the absolute minimum value is also 12, which occurs at the points (-√2, 2) and (√2, 2).

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The intervals of concavity for f(x) = 3 cos x, with 0 < x < 21, are (0, π/2) and (3π/2, 2π).

To find the intervals of concavity for f(x) = 3 cos x, we need to analyze the second derivative of the function.

First, let's find the second derivative of f(x):

f'(x) = -3 sin x (derivative of cos x)

f''(x) = -3 cos x (derivative of -3 sin x)

Now, we can analyze the concavity of f(x) by considering the sign of the second derivative:

When x ∈ (0, π/2): In this interval, cos x > 0, so f''(x) < 0. The second derivative is negative, indicating concavity downwards.

When x ∈ (π/2, 3π/2): In this interval, cos x < 0, so f''(x) > 0. The second derivative is positive, indicating concavity upwards.

When x ∈ (3π/2, 2π): In this interval, cos x > 0, so f''(x) < 0. The second derivative is negative, indicating concavity downwards.

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Answer:

the answers are C,D,E

Step-by-step explanation:

hope this helps luis!

The function h(x) = 1/x^6 can be written as f(g(x)), where g(x) = (x^6) and f(x) = 1/x.

What is a function?

A function is a relationship or expression involving one or more variables.  It has a set of inputs and outputs.  Each input has only one output.  The function is the description of how the inputs relate to the output.

This means that we are representing h(x) as the composition of two functions, g(x) and f(x), such that the output of g(x) is plugged into f(x) to give us h(x).

In this case, g(x) = (x^6) takes in x and returns x^6, while f(x) = 1/x takes in x^6 and returns 1/(x^6).

When we plug the output of g(x) into f(x), we get h(x) = 1/(x^6).

So, in essence, we have expressed h(x) = 1/x^6 as f(g(x)), where g(x) = (x^6) and f(x) = 1/x.

Hence, The function h(x) = 1/x^6 can be written as f(g(x)), where g(x) = (x^6) and f(x) = 1/x.

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Answer:

The correct answer is -$1,209.85-verified by Edg. Thank you.

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

Answer:

Step-by-step explanation:

It is the second one

Answer:

27 - n

Step-by-step explanation:

Difference means subtracting one value from another.