It is important to understand that integral equations also arise from problems in differential equations. (a) For example, write the initial value problem dx = f(t, x), x(to) = xo dt as an integral equation and indicate what kind of equation it is. (b) Show that an initial value problem d²x dt² = f(t, x), x(to) = xo, x'(to) = x₁ involving a second order differential equation can be transformed into a Volterra integral equation

Answers

Answer 1

The Volterra integral equation:

x(t) - xo = ∫[to, t] y(s) ds

y(t) - x₁ = ∫[to, t] f(s, x(s)) ds

(a) To write the initial value problem dx = f(t, x), x(to) = xo dt as an integral equation, we can use the integral representation of the solution.

Let's consider the integral equation:

x(t) = xo + ∫[to, t] f(s, x(s)) ds

This integral equation is of the Volterra type, as it involves a definite integral and depends on the function x(s) evaluated over the interval [to, t].

(b) To transform the second-order initial value problem d²x/dt² = f(t, x), x(to) = xo, x'(to) = x₁ into a Volterra integral equation, we can introduce a new variable, y(t), defined as the derivative of x(t):

y(t) = dx/dt

Now, we can rewrite the second-order differential equation as a system of first-order differential equations:

dx/dt = y(t)

dy/dt = f(t, x)

To represent this system as an integral equation, we'll integrate both equations from to to t.

This yields:

x(t) - xo = ∫[to, t] y(s) ds

y(t) - x₁ = ∫[to, t] f(s, x(s)) ds

Combining these two equations, we obtain the Volterra integral equation:

x(t) - xo = ∫[to, t] y(s) ds

y(t) - x₁ = ∫[to, t] f(s, x(s)) ds

This integral equation is also of the Volterra type, involving definite integrals and depending on the functions x(s) and y(s) evaluated over the interval [to, t].

Learn more about Volterra integral equation click;

https://brainly.com/question/32259957

#SPJ1


Related Questions

The National Health Survey uses household interviews to describe the health-related habits of U.S. adults. From these interviews they estimate population parameters associated with behaviors such as alcohol consumption, cigarette smoking, and hours of sleep for all U.S. adults. In the 2005-2007 report, they estimated that 30% of all current smokers started smoking before the age of 16. We randomly select a sample of 100 smokers and calculate the proportion who started smoking before the age of 16.

Answers

Answer: hello your question is incomplete below is the missing part

Based on your simulation, what is the average amount of error you expect to see in the sample proportions in this situation?

answer : 0.0458

Step-by-step explanation:

In 2005 - 2007 : 30% of all current smokers started smoking before the age of 16

n ( sample size ) = 100 smokers

The average amount of error expected can be calculated as

[tex]\sqrt{pq/n}[/tex]  = [tex]\sqrt{0.3*0.7/100}[/tex] = 0.0458

where : p = 0.3

             q = 0.7

              n = 100

4x - 2y can be simplified as ____________​

Answers

Answer:

4x - 2y can be simplified as 2(2x - y)

2(2x-y)

2•2x= 4x
2•-y= -2y

Flip a biased coin twice. Assume that P[Head) = p. Denote "l" as head, and "0" as tail. Let X be the maximum of the two numbers, and let y be the minimum of the two numbers. (a) Find and sketch the joint PMF px,y(x,y). (b) Find the marginal PMF px) and py(y). (c) Find the conditional PMF Pxy(x|y).

Answers

The joint PMF, marginal PMFs, and conditional PMF can be determined for the maximum and minimum outcomes when flipping a biased coin twice. The joint PMF describes the probabilities of different combinations of maximum and minimum outcomes, while the marginal PMFs represent the probabilities of individual outcomes.

The conditional PMF shows the probability of one outcome given another. Detailed calculations and explanations are required to provide a complete answer.
(a) To find the joint PMF px,y(x,y), we need to consider all possible outcomes of flipping the coin twice. Since X represents the maximum outcome and Y represents the minimum outcome, we can determine the probabilities for each combination of X and Y. For example, if X = 1 and Y = 0, it means that the first flip was a tail and the second flip was a head. The joint PMF will assign probabilities to all possible combinations of X and Y.
(b) The marginal PMFs px(x) and py(y) represent the probabilities of individual outcomes for X and Y, respectively. To find px(x), we sum up the probabilities of all combinations where X takes the value x. Similarly, to find py(y), we sum up the probabilities of all combinations where Y takes the value y.
(c) The conditional PMF Pxy(x|y) provides the probability of X taking a certain value given that Y has a specific value. It can be obtained by dividing the joint PMF px,y(x,y) by the marginal PMF py(y) for each y value.
To provide a more detailed answer with calculations and sketches, specific values for p, the probability of a head, are needed.

learn more about probability here

https://brainly.com/question/30034780



#SPJ11

If the measure of arc KM is 112°, find the measure of arc LM

Answers

The answer is 124
All circles are equal to 380 degrees
You’re alr told that a part of the circle is equal to 112
So you subtract 360-112 which is 248
This means that the rest of the circle (without the zone that KM covers) is 248
As you can see both sides (ML and KL) are equal because they have congruency lines
So both sides have the exact same length
If what’s remaining is 248 and there are 2 equal sides you just have to divide
248/2 and that is 124

⚠️⚠️⚠️help⚠️⚠️⚠️⚠️⚠️​

Answers

the second one should be the answer

Answer:

2

Step-by-step explanation:

The Intial value, also know as the y-intercept, is where the line crosses line y.

Therefore, looking at the graph, your initial value is 2.

PLEASE ANSWER THIS ASAP I WILL MARK YOU THE BRAINLIEST
SHOW YOUR WORK!!!
Calculate the volume of the following three-dimensional object

Answers

Answer: 6773.27

Step-by-step explanation: volume formula for the cone is pie(radius)^2(height/3) just plug in your information into the formula and viola

Nia increased her class average by 3%. She now has a 92% in her math class.

Answers

Nia's original class average was 89%. After increasing it by 3%, she now has a 92% in her math class.

1. Let's assume Nia's original class average was X.

2. She increased her class average by 3%, which can be represented as X + (3/100)X.

3. According to the question, X + (3/100)X = 92.

4. Simplifying the equation, we have (103/100)X = 92.

5. To find X, we divide both sides of the equation by (103/100): X = (92 * 100) / 103.

6. Calculating the value, X ≈ 89.32.

7. Therefore, Nia's original class average was approximately 89.32%.

8. After increasing it by 3%, her new class average is 89.32% + (3/100) * 89.32% ≈ 92%.

Note: The values have been rounded for simplicity.

For more such questions on average, click on:

https://brainly.com/question/130657

#SPJ8

Find the equation of the line pls helppppppp

Answers

Answer:

y=2x+4

Step-by-step explanation:

y=2x+4

Answer:

y = 2x + 4

Step-by-step explanation:

The formula for the equation of a line is y = mx + b, where m is the slope and b is the y-intercept. The y-intercept is where the line passes through the y-axis, which would be (0,4), which is positive. To find the slope, find where the line passes through a point, and then count how many units there are till the next point. For this example, you could start from the y-intercept, (0, 4) and to get to the next point, you will go up 2 units, and the right 1 unit. This means that the slope is 2/1 (because it's rise over run) which is the same as 2. So just plug it into the equation, and you get y = 2x + 4.

I hope this helped! :)

are these proportional?

3/2 and 18/8

Answers

Answer:

For two fractions to be proportional, they must be equivalent. 32=1.5 and 188=2.25 , so these fractions are not proportional.

Step-by-step explanation:

When rolling a die, calculate the probability as a fraction of rolling a 3. The probability is

Answers

Answer:

1/6

Step-by-step explanation:

there is only one side in which there is 3 out of total six sides so 1/6

What would be the absolute value of Point R shown on the number line?

Answers

Answer:

|-2| = 2

Step-by-step explanation:

Let W = {a + 2x + bx2 € Pz: a, b E R} with the standard operations in P2. Which of the following statements is true? W is not a subspace of P2 because 0 € W. W is a subspace of P2. a The above is true The above is true None of the mentioned O 1+xEW

Answers

The statement "W is a subspace of P2" is true, as W satisfies the conditions for being a subspace: closure under addition and scalar multiplication, and containing the zero vector.

The statement "W is a subspace of P2" is true.

To show that W is a subspace, we need to verify the three conditions for subspace:

W is closed under addition: For any two polynomials p(x) = a + 2x + bx^2 and q(x) = c + 2x + dx^2 in W, their sum p(x) + q(x) = (a + c) + 4x + (b + d)x^2 is also in W. Therefore, W is closed under addition.

W is closed under scalar multiplication: For any polynomial p(x) = a + 2x + bx^2 in W and any scalar k, the scalar multiple kp(x) = ka + 2kx + kbx^2 is also in W. Therefore, W is closed under scalar multiplication.

W contains the zero vector: The zero polynomial 0 = 0 + 0x + 0x^2 is in W since a = b = 0. Therefore, W contains the zero vector.

Since W satisfies all three conditions for subspace, it is indeed a subspace of P2.

Hence, the statement "W is a subspace of P2" is true.

To learn more about subspaces visit : https://brainly.com/question/13045843

#SPJ11

Please help due two days ago helpp me please Which measure of center is the most appropriate for the data in Table 1 (Height) in Task 1? Give a reason for your answer. calculate the value of the most appropriate center value of the heights.

Answers

Answer:

I think the correct answer is....... The measure of center for table 1 is 61, 62, 58, and 57 inches. The most kids had the same number of inches in this category.

I'm not 100% sure so try at your own risk

Have a great day!

The center of measures of table 1 height (task1) are Mean of heights of siblings are 58.29. Median of the height of 24 siblings are 61.5. Mode of the height 24 siblings 57,58,61,62 are the heights in inches.

What is Measures of center?

Measures of center of data set is also "a way of describing data set. The two most widely used measures of the center is mean and median".

What is mean?

Mean is the process of "adding all values and then divided by total number of values".

What is median?

Median is the "process of arranging data value in ascending or descending order and then divided data set into two if 'n' is odd then middle  point is the median or if 'n' is even then sum of two mid value and then divided by two".

What is  Mode?

Mode can be one, "two or more in the given data set. The number or data point which have more frequency is taken as mode".

According to the question,

Measures of center is the most appropriate for the data in Table 1 (Height) in Task 1.

Heights in inches                       Frequency

         55                                             1

          57                                              3

          58                                             3

          59                                              2

          60                                              1

          61                                               3

          62                                              3

          63                                              2

          64                                              2

          65                                              2

          66                                              1

           67                                              1

Total number of frequency = N = 1+3++3+2+1+3+3+2+2+2+1+1 =24. Number of siblings n =12

Mean = ∑(Height of inches × Frequency of height)/Total number of frequency.

= [tex]\frac{(55*1+57*3+58*3+59*2+60*1+61*3+62*3+63*2+64*2+65*1+66*1+67*1)}{24}[/tex]

= [tex]\frac{1399}{24}[/tex]

= 58.29.

Mean of heights of siblings are 58.29

Median of the height of 24 siblings are sum of 61 and 62 divided by 2.

= [tex]\frac{61+62}{2}[/tex]                           [since 'n' is odd]

=61.5.  

Median of the height of 24 siblings are 61.5.

Mode of the height 24 siblings 57,58,61,62 are the heights in inches.

Hence, the center of measures of table 1 height (task1) are Mean of heights of siblings are 58.29. Median of the height of 24 siblings are 61.5. Mode of the height 24 siblings 57,58,61,62 are the heights in inches.

Learn more about measures of center here

https://brainly.com/question/2496573

#SPJ2

                                       

       

What should be done to both sides of the equation in order to solve y - 4.5 = 12.2?

Answers

Given: What should be done to both sides of the equation in order to solve y - 4.5 = 12.2?

To Find: What should be done on both side of equation.

Solution:

Step1 : Add 4.5 both sides so that +4.5 gets eliminated from LHS ,

=> y-4.5+4.5=12.2+4.5

=> y = 16.7

Hence the value of y is 16.7.

To need to solve the equation we need to add 4.5 on both sides and the value of y will be 16.7.

What is the equation?

There are many different ways to define an equation. The definition of an equation in algebra is a mathematical statement that demonstrates the equality of 2 mathematical expressions.

In other words, the equation must be constrained with some constraints.

As per the given equation,

y - 4.5 = 12.2

Add 4.5 on both sides of the equation,

y - 4.5 + 4.5 = 12.2 + 4.5

y = 16.7

Hence "To need to solve the equation we need to add 4.5 on both sides and the value of y will be 16.7".

For more about the equation,

brainly.com/question/10413253

#SPJ2

I'll give you the brainliest

Answers

Answer:

>

Step-by-step explanation:

sqrt{17} > sqrt{11}

Answer: >

Step-by-step explanation: the square root of 17 is going to be larger than the square root of 11. since you add 3 to both equations, that is all you have to worry about.

Convert the time. Enter your answers in the boxes.

324 minutes =

hours,

minutes

Answers

Answer:

5 hours and 24 minutes

Step-by-step explanation:

sorry if im wrong

Answer:

5.4 hours

Step-by-step explanation:

I'm not 100 percent sure

hope this helped ;)

The temperature at the beginning of the day was 6 degrees F. The temperature dropped 9 degrees F by the end of the day. What was the temperature at the end of the day?​

Answers


The answer would be -3 degrees because if you have 6 and you minus 9 you will get -3

Temperature is an average measure of the kinetic energy of particles of matter.

Temperature can be in negative degrees.

The temperature at the end of the day is -3°F.

What is temperature?

Temperature is an average measure of the kinetic energy of particles of matter.

The Celsius scale is generally used for measuring most temperatures.

The Fahrenheit (°F) temperature scale is also used.

We have,

The temperature at the beginning of the day = 6°F

The temperature drop by the end of the day = 9°F

Temperature can also be in negative degrees.

The temperature at the end of the day:

= 6°F - 9°F
= -3°F

Thus the temperature at the end of the day is -3°F.

Learn more about temperature here:

https://brainly.com/question/11464844

#SPJ5

complete the proof given: AB x BE =CB x BD prove: triangle ABC triangle DBE

Answers

The complete proofs with all the reasons and statements; have been enumerated below

Triangle Proofs

The image showing the given triangle is missing and so i have attached it.

From the attached image, we can deduce that;

Statement 1; AB * BE = CB * BD

Reason 1; Given

Statement 2; CB/BE = AB/BD

Reason 2; Property of Cross Multiplication

Statement 3; ∠ABC ≅ ∠DBE

Reason 3; Vertical Angles

Statement 4; ΔABC ~ ΔDBE

Reason 4; SAS property of similarity

Read more about triangle proofs at; https://brainly.com/question/12852445

Help tell me about scatter plots please!!!

Answers

Answer: i don’t know what that is

Step-by-step explanation:

A scatter plot (also called a scatterplot, scatter graph, scatter chart, scattergram, or scatter diagram) is a type of plot or mathematical diagram using Cartesian coordinates to display values for typically two variables for a set of data. There are three types of scatter plot correlation: positive, negative, and none (no correlation). Positive Correlation: as one variable increases so does the other. Height and shoe size are an example; as one's height increases so does the shoe size. Negative Correlation: as one variable increases, the other decreases.

Do,k= (0,2) (0,6) the scale factor is
3
0
1/3

Answers

Answer:

Step-by-step explanation:

3

You place two wooden support beams under a shelf, as shown. Find the value of x

Answers

Answer:

17x

Step-by-step explanation:

so first 2x is 2 x x = 2x

then +10 =12x then 5 + x = 5x so 5x + 12x = 17x

Graph the line.
y+4= -1/3(x+5)

Answers

Answer:

graph is shown

Step-by-step explanation:

slope: -1/3

y intercept: (0,-17/3)

Consider the sequence of functions fr : [0,1] → R defined recursively by fo(x) = 1, fn(x) = Vxfn-1(x), n > 1. Prove that the sequence converges on [0, 1] and that the convergence is uniform.

Answers

For the sequence of functions fr : [0,1] → R defined recursively by fo(x) = 1, fn(x) = Vxfn-1(x), n > 1, the sequence converges on [0, 1] and the convergence is uniform.

First, we need to show that the sequence is pointwise convergent. To do that, we take an arbitrary x ∈ [0,1] and use induction on n to prove that fn(x) is convergent.

Let A = sup{f1(x), 1}

Since f1(x) = √x ≤ 1, there exists a decreasing sequence (an) such that f1(x) ≤ an ≤ 1 for all n.

Noting that an → √A (since an is decreasing and bounded below), we have:

fn(x) = √x*fn-1(x) ≤ √A * fn-1(x)

Now, by induction, we have:

f2(x) ≤ √A * f1(x) ≤ √A * a1 ≤ √Afn(x) ≤ √A * fn-1(x) ≤ √A * an-1 ≤ A for all n.

So, by the squeeze theorem, fn(x) is convergent and since this holds for all x, the sequence is pointwise convergent.

We need to show that the sequence is uniformly convergent on [0,1].

Let ε > 0 be arbitrary and let N be such that |an - A| < ε/2 for all n > N.

Let M be such that 1/M < ε/2.

We want to show that |fn(x) - A| < ε for all x ∈ [0,1] and all n > N.

If n ≤ N, then we can write:

|fn(x) - A| ≤ |f

n(x) - an| + |an - A| < ε for all x ∈ [0,1].

So, assume n > N. Then we have:

|fn(x) - A| = |fn(x) - an + an - A| ≤ |fn(x) - an| + |an - A| < ε/2 + ε/2 = ε for all x ∈ [0,1] by the definition of N and M.

Therefore, the sequence is uniformly convergent on [0,1].

To learn more about converging sequences visit : https://brainly.com/question/15415793

#SPJ11

Move point C and observe how the

angle measures change.

When AC changes,

m_ABC and mŁADC

vand are

to each other.

Answers

Answer:

[tex]\angle ABC[/tex] and [tex]\angle ADC[/tex] will change

[tex]\angle ABC[/tex] equal [tex]\angle ADC[/tex]

Step-by-step explanation:

Given

See attachment for complete question

Required

What happens when AC changes

(a) [tex]\angle ABC[/tex] and [tex]\angle ADC[/tex] are formed from points A and C. So, a change in AC will result to a change in the measures of [tex]\angle ABC[/tex] and [tex]\angle ADC[/tex].

(b) [tex]\angle ABC[/tex] and [tex]\angle ADC[/tex] are in the same segment, meaning that they will always have the same measure

Can someone help me please

Answers

Answer:

1: x = 6

2: There is no solution. Sorry. (because the ending equation will be 0 = 7)

3: I can't see the other part of the equation, I need to see what the fraction is in order to solve it. If you can retake the picture, I can edit my response :)

Step-by-step explanation:

#1: 3(x-1) is pretty much just 3x-3. Simple.

Now, your equation becomes 3x-3 = 2x+9.

Arrange them so that the like terms are together.

Since you will be taking the 2x from 2x+9 over to the other side, it becomes 3x-2x-3 = 9.

Now, bring the 3 over to the side with the 9.

x = 6.

#2: Same as before, -2(x+1) is (-2x) - 2.

So, -2x-2 = -2x+5.

As I said before, you need to group the like terms together.

-2x and -2x go together, and -2 and 5 go together.

-2x+2x=5+2

0=7.

There is no solution.

#3: Like the other two, 4(x-1) is 4x-4. As for the other part, I cannot see the fraction before (x-8).

Please help! question : “ Give 3 possible solutions to x>2.”

Answers

Answer:

26 , 10 , 3

Step-by-step explanation:

Any number larger than 2 will work.

The last time you bough pizza, 3 pizzdis was enough for 7 people. At that rate, how
many pizzas should you buy for a party for 35 people.

Answers

Answer:

15 pizzas.

Step-by-step explanation:

The rate is 3 pizzas for every 7 people. If there are 35 people at the party (7 times 5), the amount of pizzas you should buy is 15 pizzas (3 times 5). Hope I  explained that well (^^'')

I need help with this math promblem will anybody help me

Answers

Answer:

d = 83

Step-by-step explanation:

Answer:

d=83°

Step-by-step explanation:

the sum of the inner angles is equal to 360°

so

127+67+d+d=360

194+2d=360

2d=166

d=83°

Suppose a regression was run between y and one x variable. The coefficient of the x variable (slope coefficient) was -0.76. The associated standard error of the slope coefficient was 0.04, and p value of the slope coefficient was 0. The t stat of the slope coefficient is: ________

Answers

The t-statistic of the slope coefficient is -19 is the answer.

Suppose a regression was run between y and one x variable.

The coefficient of the x variable (slope coefficient) was -0.76.

The associated standard error of the slope coefficient was 0.04, and p value of the slope coefficient was 0.

The t stat of the slope coefficient is -19.

To find the t-statistic value, divide the slope coefficient by the standard error.

This is given as t = slope / SE.

We have the values of the slope and the SE in the problem.

Substitute these values to get the t-statistic.t = -0.76 / 0.04 = -19

From this calculation, we can see that the t-statistic of the slope coefficient is -19.

know more about t-statistic

https://brainly.com/question/30765535

#SPJ11

An electric frying pan was on sale for 20 percent off. The sale price was $36. What was the original price?

Answers

Answer: $45

Step-by-step explanation:

Let the original price be x.

Since there was a discount of 20%, it means the person bought the frying pan at (100% - 20%) = 80% of the original price. This can then be formed into an equation as:

80% × x = $36

0.8 × x = $36

0.8x = $36

x = $36/0.8

x = $45

The original price was $45

Other Questions
Present concepts related to rewards as well as the challenges of being a manager today. Use the Singapore Bar Method, including drawings, to solve the following problem. Identify the unit value when appropriate, including labels. Stanley has as much money as Emily. If Stanley gives of his money to Emily, what is the ratio of Stanley's money to Emily's money? Monetary Policy Effective during Financial Crises. kindly type the answers and only answer if you know the topic. thumbs up be given, Note less than 1500 words ,INCLUDE background ,importance, Literature of review(books, research article), Objectives, Research question, data source and methodology(highlight data used (primary/secondary), Techniques for analyzing e.g correlation/regression, indicate the variables used, technique used in collection of the data, analysis and finding ,conclusion and Discussion , reference and Abstract. TRUE / FALSE. "Financial derivatives can worsen trouble that a corporation hasrun into for completely unrelated reasons. True or False, Why" The Deputy Chief Executive faces recurring problems that require a scheduled, frequent and permanent meeting of members from all departments. Which of the following is the most appropriate integration mechanism? A Direct contact. B Task-force committee. Liaison Roles. Cross-functional committee. The sun radiates energy at the rate 3.8 10^26 W. The source of this energy is fusion, a nuclear reaction in which mass is transformed into energy. The mass of the sun is 2.0 10^30 kg a. How much mass does the sun lose each year? Express your answer including the appropriate units.b. What percent is this of the sun's total mass? Express your answer including the appropriate units. A transaction has been recorded in the T-accounts of Simpson Company as follows Cash 850 Notes Payable Which of the following could be an explanation for this transaction? 10) A) Simpson acquired $850 cash from the issue of common stock. B) The company loaned $850 to another company. C) The company repaid a $850 debt. D) The company borrowed $850. this question considered permutations of ""artemisrocket"".a) how many permutations are there total? . For an imaginary closed economy, T= 5,000; S=11,000; C = 50,000; and the government is running a budget deficit of 1,000. Then: a. private saving = 10,000 and GDP = 54,000. b. private saving = 10,00 Find the Egyptian fraction for 7/9 Illustrate the solution with drawings and use Fibonacci's Greedy Algorithm. New Providence Limited wants to raise some shares to finance its expansion in the export market and invited applications for 500 000 ordinary shares of $1 each at $1.30 payable as to 40c on application, 70c (including 30c premium) on allotment and 20c on first and final call four months after allotment. Applications for all shares were received and shares duly allotted. All allotment monies were received but the holder of 1 000 shares failed to meet the call and forfeited his shares in accordance with the articles of the company. All forfeited shares were subsequently reissued as fully paid shares at 80c each.Required:A. Accounting entries to record the issue of shares by New Providence Limited.i. Application and allotment account, and bank accountii. Share premium account and Call accountiii. Ordinary share capital account and Investment own shares accountB. Highlight TWO (2) advantages and TWO (2) disadvantages to a company that raises capital by share issue. Which 2 options are benefits of using the Close Books feature?(Select all that apply)It can prevent users from accessing any information in a closed periodIt can prevent users from changing transactions in a closed periodIt keeps track of any changes made to closed period transactions after the closing date was setIt keeps track of any changes made to any transactions after the closing dateIt generates a Closing Date Detail report : 2. If a material is defined at both a distribution center and a production plant, what will be the procurement type in the MRP2 data view for each? 3. What is the purpose of the Procurement Type field in the MRP2 data view? 4. List at least 3 business process issues or complications that may arise regarding the Material Master? According to the straight-line depreciation method, an equal amount of depreciation expense is assigned to each year of the asset useful life a. True b. False A point charge q with mass m is released from rest at the origin in an external magnetic field and an external electric field. Both of the external fields are uniform but the electric field points in the z-direction and the magnetic field points in the r-direction: = Ek B = Bo where E, and Bo are constants. The electric field accelerates the point charge along the z-axis, but once the point charge has acquired a non-zero velocity along the z-direction it will also experience a magnetic force. a) Using Newton's second law and the Lorentz force, show that the acceleration of the point charge in each direction must satisfy the following: dr dy dz d2 EO dy dt2 dt2 dt dt2 dt where w is the cyclotron frequency q =0 mn and r(t), y(t), and z(t) give the position of the point charge along each axis as functions of time. b) The above equations are called coupled differential equations because they mix derivatives of y with derivatives of z (and vice versa). Show that these equations can be de-coupled by taking another time derivative. By de-coupled, I mean you should have an equation containing only derivatives of y with respect to t and an equation containing only derivatives of z with respect to t. c) The de-coupled equations are easier to solve, but let's not go through the actual steps. Instead I will just give you the general solution to the equations given in part a): r=Cit+C2 Eot y=C3 cos wt + C4 sin wt + + C5 z = C4 cos wt - C3 sin wt + C6 where C1, C2, C3, C4, C5, and Co are arbitrary constants. Show that these functions solve the equations from part a). You do NOT need to derive them, just plug them directly into the equations from part a). d) Recall that at t = 0 the point charge is at rest and located at (, y, z) = (0,0,0). Use these initial conditions to determine the values of the arbitrary constants. e) (Optional) Now try to sketch the motion of the charged particle. This can be tricky. It is helpful to take your expressions for y(t) and z(t) and notice that you can manipulate them into the equation for a circle, but one in which the center of the circle moves along the y-axis with constant speed. This is called cycloid motion and is identical to a wheel rolling at constant velocity. Which terms is defined as the possibility of loss resulting from not being able to convert an asset into cash quickly should the need arise? On September 15, Lubov agreed orally with Tim to lease a store to Tim in Manhattan at $5,000 per month for one year starting the following January(a) Is the oral agreement enforceable? Explain.(b) Assume that the oral lease was for three years, that Tim moved in on January 1, and paid the monthly rent for six months, and that Lubov then notified Tim to vacate. Is the oral agreement enforceable by Tim for the balance of the three-year term? Explain. Why do some groups succeed, and others fail? The characteristics of groups and teams have an important impact on their effectiveness. These same characteristics can create or reduce stress on team members. When supervisors are aware of these characteristics and understand their impact, supervisors are able to build better new groups and teams and are able to intervene in current groups and teams to improve their effectiveness by changing some of the characteristics.Read each description and classify as the appropriate group characteristic. Roles Norms, Cohesiveness, Size, Homogeneity1. Jeff is a team member on one team and a team leader in another group.2. Jess has always been the person to lighten up the mood when others are upset, depressed, or involved in conflict.3. Brandon is being pressured by other members of his group to quit telling jokes and stay on topic during meetings. A large car company states that the brake system will function properly for 5.3 years with a population standard deviation of 1.2 years before needing maintenance. An independent research facility is concerned that the brake systems may not last as long as the company claims. They took a random sample of 36 cars made by the manufacturer and found the average to be 5.0 years. Test the hypothesis at the 1% significance level. a. State the null and alternative hypotheses b. Calculate the test statistic. c. Find the p-value d. State your decision. e. State the conclusion in the context of the problem Your estimate of the market riak premium is 0% The risk free rate of retum in 3.1% and General Motors han a beta of 1.9. According to the Capital Asset Pricing Model (CAPM), what in its expected return? O A 212 OB 18.2% OC 20.2% OD. 19.2%