Solve for Y(s), the Laplace transform of the solution y(t) to the initial value problem below. 3t y'' - 9y' + 18y = 6t e y(0) = 5, y'(0) = -6 "

Answers

Answer 1

Y(s) = 6/s * 1/(s * (s - 3)) + 1/s * 5 + 1/(s - 3) * 12

The solution to the initial value problem is :

y(t) = 12e³ᵗ + 3.

We have 3t y'' - 9y' + 18y = 6t e

Taking Laplace transform on both sides, we get

3L(ty'') - 9L(y') + 18L(y) = 6L(te)

Using Laplace transform formulas, we get:

3[s²Y(s) - sy(0) - y'(0)] - 9[sY(s) - y(0)] + 18Y(s) = 6/s²L(e)

⇒ 3s²Y(s) - 3s(5) + 6 - 9sY(s) + 45 + 18Y(s) = 6/s² * 1/sY(s)[3s² - 9s + 18] = 6/s² * 1/s - 3s + 12Y(s) = 6/s * 1/(s * (s - 3)) + 1/s * 5 + 1/(s - 3) * 12

Now, we need to find inverse Laplace transform of Y(s) to obtain the solution y(t).

Let's solve for the first term by Partial Fraction Expansion.

6/s * 1/(s * (s - 3))= A/s + B/(s - 3)6 = A(s - 3) + Bs

Therefore, A = -2 and B = 2y(t) = L⁻¹[Y(s)] = L⁻¹[6/s * 1/(s * (s - 3)) + 1/s * 5 + 1/(s - 3) * 12]= -2L⁻¹[1/s] + 2L⁻¹[1/(s - 3)] + 5L⁻¹[1/s] + 12L⁻¹[1/(s - 3)]= -2 + 2e³ᵗ + 5 + 12e³ᵗ= 12e³ᵗ + 3

Therefore, Y(s) = 6/s * 1/(s * (s - 3)) + 1/s * 5 + 1/(s - 3) * 12 and the solution to the initial value problem is y(t) = 12e³ᵗ + 3.

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Related Questions

. Write the missing base. 9 16​

Answers

Answer:

c

Step-by-step explanation:

ur welcome

. Three out of four students in school have at least one sibling. If there are 300 students in your school, how many would have at least one sibling?

Answers

Answer: 225 students would have at least one sibling.

Step-by-step explanation:

Three out of four is the same as  3/4 meaning that if there are 300 students in your school then 3/4 times 300 will give the number of students with at least one sibling.  

3/4 * 300 = 225  

This means 225 students would have at least one sibling.

it would be 225

.75 x 300 = 225

The price of a pair of jeans is $75 a store then wanted to mark them up 20%. What is the price of the jeans after the markup?

Answers

The price of the jeans after the markup is equal to $90.

How to calculate the markup price?

Generally speaking, the markup price of a product can be calculated by multiplying the cost price by the markup value.

Markup price = 20/100 × 75

Markup\; price = 0.2 × 75

Markup price = $15

Now, we can find the new cost of the jeans after the markup is applied as follows:

New cost = Markup price + Cost price

New cost = $15 + $75

New cost = $90.

In conclusion, we can logically deduce that new cost of the jeans after the markup is applied is 90 dollars.

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Which of the following theorems deals with the two triangles whose two corresponding sides are congruent and whose included angle are unequal?
A. SAS Inequality Theorem
B. SSS Inequality Theorem
C. Angle-Side Relationship Theorem
D. Exterior Nagle Inequality Theorem

Answers

A. SAS Inequality Theorem , theorem can be used to prove triangle congruence, as congruent sides and angles can be used to determine the length of the third side, thereby proving congruence.

The SAS Inequality Theorem states that if two sides and the included angle of one triangle are equal to two sides and the included angle of another triangle, then the third side of the triangle must be greater in the triangle with the larger included angle.

The SAS Inequality Theorem states that if two sides and the included angle of one triangle are equal to two sides and the included angle of another triangle, then the third side of the triangle must be greater in the triangle with the larger included angle. This theorem is important to remember when comparing similar triangles, as it can help determine which triangle has the greater side length. This theorem can also be used to determine if a triangle is acute or obtuse, as the greater included angle will lead to the longer side being on the opposite side of the triangle. Additionally, this theorem can be used to prove triangle congruence, as congruent sides and angles can be used to determine the length of the third side, thereby proving congruence.

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Solve for x:
-7x – 8 = -10x + 4

Answers

3x= 12
x=4
(Mark me the brainliest)

Answer:

x = 4

Step-by-step explanation:

-7x - 8 = -10x + 4

-7x - 8 + 8 = -10x + 4 + 8

-7x = -10x + 12

-7x + 10x = -10x + 12 + 10x

3x = 12

\(\frac{3x}{3}\) = \(\frac{12}{3}\)

x = 4

ahshepfnshaudjfornds
(word count lol)

ahshepfnshaudjfornds(word count lol)

Answers

Answer:

455666

124

Step-by-step explanation:

1 + 1 - 2 = ? please help asap

Answers

0 lol this is funny thanks for free points

Answer:

I think its zero but I'm not sure dude

hope this helps :)

A model measured in feet (ft) is composed of two cones joined at their bases, as shown.
2 ft
4 ft
What is the exact surface area, in square feet, of the model?
4
1 ft

Answers

26 square feet is the exact surface area of the composed figure with two cones.

The composed figure has two cones.

The formula to find the surface area of cone is A=πr(r+√h²+r²))

Where r is radius and h is height of the cone.

Both the cones have radius of 1 ft and height of 2ft and 4 ft.

Area of cone 1=3.14×1(1+√4+1)

=3.14(1+√5)

=10.16 square fee

Area of cone 2=3.14×1(1+√16+1)

=3.14(1+√17)

=16.01square feet.

Total surface area = 10.16+16.01

=26.17 square feet.

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A model measured in feet (ft) is composed of two cones joined at their bases, as shown.2 ft4 ftWhat is

FIRST TO ANSWER GETS BRAINLIEST!!!!

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. disclaimer, sometimes the brainliest button takes a while to show up but u still get the brainliest!^w^

FIRST TO ANSWER GETS BRAINLIEST!!!!............................. disclaimer, sometimes the brainliest

Answers

Answer:

(3,2)

Step-by-step explanation:

If you have any questions about the way I solved it, don't hesitate to ask me in the comments below =)

FIRST TO ANSWER GETS BRAINLIEST!!!!............................. disclaimer, sometimes the brainliest

Answer:

(3,2)

Step-by-step explanation:

find the probability that a normal variable takes on values within 0.6 standard deviations of its mean. (round your decimal to four decimal places.)

Answers

The probability that a normal variable takes on values within 0.6 standard deviations of its mean is approximately 0.4514, or 45.14%, when rounded to four decimal places.

For a normal distribution, the probability of a variable falling within a certain range can be determined using the Z-score table, also known as the standard normal table. The Z-score is calculated as (X - μ) / σ, where X is the value, μ is the mean, and σ is the standard deviation. In this case, you are interested in finding the probability that a normal variable takes on values within 0.6 standard deviations of its mean. This means you'll be looking for the area under the normal curve between -0.6 and 0.6 standard deviations from the mean. First, look up the Z-scores for -0.6 and 0.6 in the standard normal table. For -0.6, the table gives a probability of 0.2743, and for 0.6, it gives a probability of 0.7257. To find the probability of the variable falling within this range, subtract the probability of -0.6 from the probability of 0.6:
0.7257 - 0.2743 = 0.4514

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find the value of x.

find the value of x.

Answers

The angle x in the circle is 74 degrees.

How to find central angle?

The central angle is formed at the centre of a circle due to the intersection of any two radii within the circle.

The central angle of an arc is the central angle subtended by the arc.

The measure of an arc is the measure of its central angle.

Therefore,

x = 74 degrees

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A car salesperson earns a 18% commission on every car sold. The salesperson sells a car for $37,560. What is the commission?

Answers

100% = $37,560

18% = ?

(18 × 37560) ÷ 100

= 676,080 ÷ 100

= $6760.8 commission

15
Which one of the following numbers is not written in scientific notation?
A 0.1 x 103
B) 3.2 x 103
2.1 x 102
D 5 x 102

Answers

Answer:

A is the correct answer

Step-by-step explanation:

Je m'entraîne
41
x désigne un nombre positif.
On note A la fonction qui, à
une longueur x en cm, associe x
l'aire, en cm?, du triangle
rectangle représenté ci-contre.
a. Calculer A(3).
b. Donner l'expression de A(x).
C. Est-il vrai que 5 est un antécédent de 17,5 par la
fonction A?

Answers

Answer:

what what what what what what what what

A package of 3 pairs of insulated gloves costs ​$25.77. What is the unit price of the pairs of gloves​? The unit prices is $ per pair of gloves

Answers

The unit price is $8.59 per pair of gloves because 25.77/3 = 8.59

BRAINLIEST
a. 2 root of 5
b. 4
c. 4 root of 5
d. 3​

BRAINLIEST a. 2 root of 5b. 4c. 4 root of 5d. 3

Answers

Answer:

4

Step-by-step explanation:

Because the height would be half of the base.

Hope this helps ^-^

1. What is the solution to the system of linear equations? Write you answer as a coordinate. 2x − y = 4 5x + 2y = 10

Answers

Answer:

The solution of the system of equation in coordinate form is (2, 0)

Step-by-step explanation:

The given equation are;

2·x - y = 4....................(1)

5·x + 2·y = 10..............(2)

Multiplying equation (1) by 2 and subtract it from equation (2) gives;

5·x + 2·y - 2 × (2·x - y) = 10 - 2×4

5·x - 4·x + 2·y - 2·y = 2

x = 2

From equation (1), we have 2·x - y = 4, when x = 2, we get;

2×2 - y = 4

y = 2×2 -4 = 0

y = 0

Therefore;

The solution of the system of equation in coordinate form is (2, 0).

Add.

58+28













































Item 19
Which number is prime?

4

9

21

23


1016

78

716

18

Answers

58+28=86.
8+8=16
5+2=7
take the 1 from 16 and add it onto the 7
1+7=8: thats the tens place.
Now we only have 6. So thats the ones place. Combine the two numbers and you get 86.

Aimee works at a food kitchen, packaging dinners for families. Each dinner contains either 4 servings or 6 servings. Some dinners are reserved ahead of time, and others are available on a first come/first serve basis.

There are 192 servings available today. There are reservations for eight 6-serving dinners and twelve 4-serving dinners. Write and graph the inequalities to show the possible combinations of 4- and 6-serving dinners that can be packaged.

Answers

Answer:

Step-by-step explanation boi:

What's the square root of -3i

Answers

Answer:

-√-3

Step-by-step explanation:

Answer:The

Step-by-step explanation \(-\sqrt{-3}\)

Using a number cube and this hat with 5 different-colored marbles, which simulation would help you answer this question?

During the first 70 days of school, Becca’s science class does a lab experiment 23
of the time. The class meets Monday through Friday. If you choose a class at random, what are the chances that Becca did a lab experiment on a Friday?

Using a number cube and this hat with 5 different-colored marbles, which simulation would help you answer

Answers

The probability of a Becca did a lab experiment on a Friday is 16/70.

What is Simulation?

When a subject is too intricate to handle with conventional analytical techniques, simulation is a great tool to utilize. A simulation is a method of problem-solving via trial and error.

The simulation that would help answer this question is to assign each marble a day of the week, with 5 different colors representing Monday through Friday.

Then, draw a marble from the hat each time to simulate selecting a random day. Roll a number cube to simulate whether or not a lab experiment was done that day.

Repeat this process for 70 trials and record how many times a lab experiment was done on a Friday. This will help to determine the chances that Becca did a lab experiment on a Friday.

The use of 70 trials is coincidentally the same number as the first 70 days of school. The calendar is deterministic, so there will be exactly 14 Fridays in that period. If, in 70 draws, you get 16 yellow marbles, you can say, "the probability of a Friday is 16/70."

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Nancy wants to win the "Jarful of Jelly Beans" guessing game at the Roseville Spring Carnival. She needs to guess the correct number of jelly beans to win the entire jar. Nancy thinks there are more than 300 jelly beans in the jar. Let j represent the number of jelly beans that Nancy might guess are in the jar. Which inequality models the story? Graph the inequality that models the story. To draw a ray, plot an endpoint and select an arrow. Select an endpoint to change it from closed to open. Select the middle of the ray to delete it.

Answers

The inequality that models the question we have here is j > 300

How to find the inequality

The inequality that models the story is j > 300. This inequality represents the fact that Nancy needs to guess a number greater than 300 in order to win the game.

To graph this inequality, we would start by plotting the point (300,0) on the coordinate plane. Then, we would draw a line extending to the right of that point and add an arrow on the end to indicate that the solution includes all numbers greater than 300.

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What is -3 1/2 ÷ 4/9 = ???

Answers

Answer: -7.875

Step-by-step explanation:

in a certain lottery, three numbered balls are randomly drawn from a large basket without replacement. to win, a player's ticket must have each of the numbers drawn in no particular order. the balls are numbered from one to one hundred. if jack buys twenty-one tickets, what is the probability that he will win?

Answers

The probability that Jack will win is 0.00015. The result is obtained by dividing the number of tickets that Jack has by the total number of events.

How to calculate the probability?

Probability of an event is calculated by dividing the number of favorable outcomes by the total number of events in the sample space.

In a certain lottery are 100 balls numbered from 1 - 100 in a large basket. Three numbered balls are randomly drawn without replacement. To win the lottery, a player's ticket must have each of the numbers drawn in no particular order.

If jack buys 21 tickets, find the probability that he will win!

In any the order, the different triples of tickets that a player can have can be found by a combination.

The total number of events would be

\(= \: _{100}C_{3}\)

\(= \frac{100!}{3! \:97!} }\)

\(= \frac{98 \times 99 \times 100}{2 \times 3}\)

= 161700 different triples

Jack has 21 tickets. So, the probability that Jack will win is

P = 21/161700

P = 0.00013

Hence, Jack will win with the probability of 0.00013.

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Choose the function represented by the data a polynomial function is represented by the data in the table . 0 1 2 4 f(x) = x ^ 3 - x ^ 2 - 24; f(x) = (x ^ 3)/4 + 2x ^ 2 - 24; f(x); - 24 -14 3/3 * 3/4 24 - 21 3/4; f(x) = - 2 1/4 * x ^ 2 + 24; f(x) = 3/4 * x ^ 2 - 3x + 24

Answers

This is because the values of f(x) in the table match the corresponding values obtained by evaluating the polynomial function for the given input values of the function represented by the data a polynomial function is represented by the data is f(x) = x^3 - x^2 - 24.

A polynomial is an expression with more than two algebraic terms, especially the sum of several terms that contain different powers of the same variable. A polynomial function is a function that includes a polynomial expression with an independent variable (x) that can only take on integer values because of its discrete nature.

Choose the function represented by the data: The polynomial function represented by the data is f(x) = x^3 - x^2 - 24.

A table representing the function f(x) = x^3 - x^2 - 24 is shown below:

x | f(x)

0 | -24

1 | -14

2 | 0

4 | 40

Therefore, the function represented by the data is f(x) = x^3 - x^2 - 24.

The provided table displays the values of the function f(x) for different input values of x. By substituting the corresponding values of x into the function, we can observe the corresponding output values. This allows us to identify the pattern and equation that represents the function.

In this case, the table shows that when x is 0, the value of f(x) is -24. When x is 1, f(x) is -14. When x is 2, f(x) is 0. And when x is 4, f(x) is 40.

Based on these data points, we can conclude that the function represented by the data is f(x) = x^3 - x^2 - 24.

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We find that Option 2, f(x) = \((x^3)/4 + 2x^2 - 24\), matches the data given in the table.

Based on the data given in the table, we need to determine the polynomial function that represents the data.
To do this, we can compare the values of f(x) in the table with the given options for the polynomial functions. We are looking for a function that matches the given data points.

Let's evaluate each option using the x-values from the table:
Option 1: f(x) = \(x^3 - x^2 - 24\)
For x = 0,\(f(0) = 0^3 - 0^2 - 24 = -24\) (matches the data)
For x = 1, \(f(1) = 1^3 - 1^2 - 24 = -24 - 1 - 24 = -49\) (does not match the data)
For x = 2,\(f(2) = 2^3 - 2^2 - 24 = 8 - 4 - 24 = -20\) (does not match the data)
Option 2: \(f(x) = (x^3)/4 + 2x^2 - 24\)
For x = 0,\(f(0) = (0^3)/4 + 2(0^2) - 24 = 0 - 0 - 24 = -24\) (matches the data)
For x = 1,\(f(1) = (1^3)/4 + 2(1^2) - 24 = 1/4 + 2 - 24 = -20.75\)(does not match the data)
For x = 2, \(f(2) = (2^3)/4 + 2(2^2) - 24 = 8/4 + 8 - 24 = -14\)(matches the data)
Option 3: f(x) = -24 - 14(3/3)(3/4)
Simplifying, f(x) = -24 - 14(1)(3/4) = -24 - 14(3/4) = -24 - 10.5 = -34.5 (does not match the data)
Option 4: \(f(x) = -2 1/4 * x^2 + 24\)
For x = 0, \(f(0) = -2 1/4 * 0^2 + 24 = 24\) (does not match the data)
For x = 1,\(f(1) = -2 1/4 * 1^2 + 24 = -2 1/4 + 24 = 21.75\) (does not match the data)
For x = 2,\(f(2) = -2 1/4 * 2^2 + 24 = -2 1/4 * 4 + 24 = -9 + 24 = 15\) (does not match the data)
Option 5: \(f(x) = 3/4 * x^2 - 3x + 24\)
For x = 0, \(f(0) = 3/4 * 0^2 - 3(0) + 24 = 24\) (does not match the data)
For x = 1, \(f(1) = 3/4 * 1^2 - 3(1) + 24 = 3/4 - 3 + 24 = 21.75\) (does not match the data)
For x = 2,\(f(2) = 3/4 * 2^2 - 3(2) + 24 = 3/4 * 4 - 6 + 24 = 3 - 6 + 24 = 21\)(matches the data)

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ill give brainlist who ever get this right

ill give brainlist who ever get this right

Answers

Answer:

The answer is 1086 in³

Step-by-step explanation:

How do I solve this equation?

How do I solve this equation?

Answers

Answer:

Solve for x by simplifying both sides of the equation, then isolating the variable.

x=132,−118

Step-by-step explanation:

Explain whether or not the following table of values included a solution to the system of linear equations it represents.

Explain whether or not the following table of values included a solution to the system of linear equations

Answers

Yes, the table contains the solution of the system of equations, and the solution is (7, 6).

The table of values incluedes a solution for the system of equations?

Here we have a table that defines a system of equations of the form:

ya = f(x)

yb = f(x)

And a solution of that system is a point of the form:

yb = f(x) = ya

So we wan to find a pair such that for the same value of x, the values of ya and yb are the same ones.

We can see that when x = 6 that happens, then yes, the table has the solution to the system of equations, and the solutions is (6, 7)

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The question is in the image. The final answer is also in the other image.

The question is in the image. The final answer is also in the other image.
The question is in the image. The final answer is also in the other image.

Answers

We have that because the central angle is 90°, the sector represents 1/4 of a circle with a radius of 10 yd.

So, length of the safety rail is given by:

\(l=\frac{1}{4}\cdot2\pi r\)

Where:

r = 10 yd

pi = 3.14

Substitute, we have:

\(l=\frac{1}{4}\cdot2(3.14)(10)=\frac{1}{4}\cdot62.8=15.7\text{ yd}\)

The Answer is 15.7 yd

Next, area of the deck is given by:

\(A=\frac{1}{4}\pi r^2\)

Substitute the values:

\(A=\frac{1}{4}(3.14)(10)^2=\frac{1}{4}(3.14)(100)=\frac{314}{4}=78.5\text{ yd}^2\)

The answer is 78.5 yd^2

write the equation of the line in fully simplified slope intercept form

write the equation of the line in fully simplified slope intercept form

Answers

Answer:

y = 2/3x - 6

Step-by-step explanation:

The line goes down 2 and 3 left. The line crosses the y-intercept at -6.

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A small lake with a constant volume of 15 million gallons is fed by a stream with a flow rate of 30f^3 /s containing a nonconservative pollutant with a concentration of 10ppm. A factory dumps 10ft^3 /s of the same pollutant with a concentration of 50mg/L into the lake. The pollutant has a reaction rate coefficient k of 0.15/hr. Assume the lake is a CSTR, there are no other losses, and a discharge stream leaves the lake. a. Draw a diagram of the system including stream, factory dump, lake, and discharge stream including given and unknown variables. b. What is the flow rate (Q) of the discharge stream (in ft ^3 /s) ? c. What is the steady-state concentration of pollutant in the lake and discharge stream(in mg/L) ? d. If the pollutant is conservative, what would be the discharge stream concentration (in mg/L) ? WILL MARK BRAINLIST!!I NEED THE ANSWER STEP BY STEP.find the smallest number by which 1323 must be divided so as to get a perfect square number. Also, find the square root of the square number so obtained. Justin wants to file a suit against mikayla. for a court to hear the case a. the court must issue a deposition. b. the court must have jurisdiction. c. the parties must own property. d. mikayla must agree. what are the three rational numbers between -1 and 3 The position of an object that is oscillating on a spring is given by the equation x = (17.4 cm) cos[(5.46 s-1)t]. what is the angular frequency for this motion? Christopher decides that another road to be named Saturn Avenue is needed that will go pastthe cleaners and be perpendicular to Sunshine Avenue. Determine the slope of the equationof the line that represents Saturn Avenue. [Show your work. Draw and label Saturn Avenueon the coordinate plane. (Optional)Slope of the equation of the line that represents Saturn Avenue: slope = What are the top 5 most important events in the book The Beast of Cretacea? For random access memory, __________ is the time from the instant that an address is presented to the memory to the instant that data have been stored or made available for use. Which are physical properties? (Select all that apply.)appearancemelting pointvolumeformation of bubbles 7. What led Oglethorpe to launch a national campaign to reform England's prisons? using Punnett Squares, determine the percentage of offspring which would be heterozygous from the following cross: BB x bbA. 25%B. 50%C. 100% True or false, and explain briefly:a. If the correlation coefficient is positive, then above-average values of one variable are associated with above-average values of the other.b. If the correlation coefficient is negative, then below-average values of one variable are associated with below-average values of the other.c . If y is usually less than x, then the correlation between y and x will be negative. Describe the histology of the thymus. Where are hormones secreted in the thymus?Describe the different areas of the adrenal gland. What is the function of each? Which area stains the lightest on the microscope slide and why?What is the role of the posterior pituitary, and what is its histology? Use your observations of the slide viewed in this laboratory to support your answer. Can anyone help me with this question. Its for an assignment and I wanna get full points compose a dilogue between two friend about picnic you have recently enjoyed true or false joint venture is the purchase of an entire company, or part of a company. 100 POINTS AND BRAINIEST FOR BEST CORRECT ASNWER A flower that has only sepals and stamens is called a(n):A) Complete flowerB) Incomplete flowerC) Perfect flowerD) Imperfect flower What does it mean to discuss? with only 7.3 million mi 2 of primary forests remaining worldwide, 23,000 mi 2 of these forests continue to be cut on an annual basis. discuss two major environmental concerns with this continual loss of primary forest land. Help me outttttt !!!!!!!!