helpppppppp pleaseeeeee

Helpppppppp Pleaseeeeee

Answers

Answer 1

Adding -4(row 1) to row 3 in the matrix will produce: 0, -9, 2, and 12 respectively.

What is the row of a matrix

A rectangular array of numbers or mathematical objects which are arranged in rows and columns is called a matrix. Each row of a matrix is a horizontal sequence of numbers or objects that are separated by commas and enclosed within square brackets, and it represents a vector in the row space of the matrix.

row 1 of the given matrix are: 1, 2, 1, and -5, multiplying -4(row1) will gives;

-4 × 1 = -4

-4 × 2 = -8

-4 × 1 = -4

-4 × -5 = 20

-4(row 1) + row 3 will result to:

-4 + 4 = 0

-8 + (-1) = -9

-4 + 6 = 2

20 + (-8) = 12

Therefore, adding -4(row 1) to row 3 in the matrix will produce: 0, -9, 2, and 12 respectively.

Read more about matrix row here:https://brainly.com/question/1279486

#SPJ1


Related Questions

pls help me on algebra here is screenshot

Answers

Answer:

The answer to the question provided is option 2.

Apply the nearest neighbor algorithm to the graph above starting at vertex A. Give your answer as a list of vertices, starting and ending at vertex A. Example: ABCDA

Answers

Starting at vertex A and using the nearest neighbor algorithm, the path is: A-C-B-D-A, with a total distance of 95. This means visiting vertices in the order A, C, B, D, and back to A, and the total distance traveled is 95 units.

The nearest neighbor algorithm is used to find the shortest path between a set of points. Here are the steps to apply the algorithm in this case

Start at vertex A. Look for the closest neighboring vertex to A. In this case, the closest vertex is B, which is 7 units away from A. Move to vertex B and mark it as visited. Look for the closest neighboring vertex to B that has not been visited. In this case, the closest vertex is C, which is 11 units away from B.

Move to vertex C and mark it as visited. Look for the closest neighboring vertex to C that has not been visited. In this case, the closest vertex is D, which is 18 units away from C. Move to vertex D and mark it as visited.

Look for the closest neighboring vertex to D that has not been visited. In this case, the closest vertex is B, which is 15 units away from D. Move to vertex B and mark it as visited.

Look for the closest neighboring vertex to B that has not been visited. In this case, the closest vertex is E, which is 20 units away from B. Move to vertex E and mark it as visited.

Look for the closest neighboring vertex to E that has not been visited. In this case, the closest vertex is A, which is 24 units away from E. Move to vertex A and mark it as visited. All vertices have been visited, so the algorithm is complete.

The list of vertices visited, starting and ending at A, is A, B, C, D, B, E, A and the distance is 95.

To know more about vertices:

https://brainly.com/question/14815086

#SPJ1

What does the circled portion represent in the confidence interval formula?
p±z.
O Sample proportion
O Margin of error
p(1-p)
n
Confidence interval
O Sample Size

Answers

The circled portion in the confidence interval formula p ± z represents the Margin of Error, which plays a crucial role in interpreting the range of plausible values for the population parameter.

In the confidence interval formula p ± z, the circled portion represents the Margin of Error.

The Margin of Error is a critical component of a confidence interval and quantifies the level of uncertainty in the estimate.

It indicates the range within which the true population parameter is likely to fall based on the sample data.

The Margin of Error is calculated by multiplying the critical value (z) by the standard deviation of the sampling distribution.

The critical value is determined based on the desired level of confidence, often denoted as (1 - α), where α is the significance level or the probability of making a Type I error.

The Margin of Error accounts for the variability in the sample and provides a measure of the precision of the estimate.

It reflects the trade-off between the desired level of confidence and the width of the interval.

A larger Margin of Error indicates a wider confidence interval, implying less precision and more uncertainty in the estimate.

Conversely, a smaller Margin of Error leads to a narrower confidence interval, indicating higher precision and greater certainty in the estimate.

For similar question on confidence interval.

https://brainly.com/question/29576113

#SPJ11

Express the following probability as a simplified fraction and as a decimal.
If one person is selected from the population described in the​ table, find the probability that the person is or .

Answers

Note that  the following probability as a simplified fraction and as a decimal is:  0.88617886178 and 109/123

How is this so?

Note that the key phrase here is “given that this person is a man.

This means that all we are interested in is the row labeled Male.

           Married      Never      Div       Widowed    Total

Male    69                  40       11                   3           123    

We are asked to find the probability that the person was either Married or Never. So the fraction you want is (69 + 40) / 123.

⇒ (69 + 40) / 123.

⇒ 109/123

or 0.886179

Learn more about probability  at:

https://brainly.com/question/30034780

#SPJ1

Full Question:

Although part of your question is missing, you might be referring to this full question:

Express the following probability as a simplified fraction and a decimal.

if one person is selected from the population described in the table, find the probability that the person has never been married or is married, given that this person is a man.

  Married  Never Married  Divorced   Widowed   Total

Male    69    40     11     3     123

Female  67    33     20     5     125

Total    136    73     31     8     248

Question 1.Express the probability as a simplified fraction

Samantha gets paid $18.50 for each soccer game she referees. If she is a referee for 12 games and spends $59.99 for a new pair of cleats, how much money
does she have?

Answers

Samantha's earnings from refereeing 12 soccer games would be:

$18.50 x 12 = $222

After spending $59.99 on new cleats, Samantha's total earnings become:

$222 - $59.99 = $162.01

Answer:

$162.01

Step-by-step explanation:

amount of money she earns: 12($18.50) = $222

spends $59.99

amount of money after her purchase: $222-$59.99=$162.01

Cami cut 17 1\2
inches off a rope that was 50 inches long. How is the length of the remaining rope in inches written in decimal form?

Answers

After Cami cut 17¹/₂ inches of a rope that was 50 inches long, the length of the remaining rope in inches, written in decimal form, is 32.5 inches.

How is the remaining length of the rope determined?

To determine the remaining length of the rope, we apply subtraction operation.

However, since the cut rope was expressed in fractions, we can convert it to decimals before the subtraction.

The total length of the rope = 50 inches

The cut portion of the rope = 17¹/₂ inches

The remaining portion = 32¹/₂ inches or 32.5 inches (50 - 17¹/₂)

Thus, the remaining portion of the rope after Cami cut 17¹/₂ inches is 32.5 inches.

Learn more about fractions and decimals at https://brainly.com/question/29404890 and https://brainly.com/question/4721701.

#SPJ1

100 POINTS!



Question:

Answers

Answer: the answer is f

Step-by-step explanation:

Answer:

answer is f

Step-by-step explanation:

PLEASE HELP WITH THE IMAGE!! DUE TOMORROW!!!

Answers

The calculations of the down payments, monthly income or payments are as follows:

Part 1:

Annual income = $226,000

Federal Tax = $62,582

State Tax = $16,385

Local Tax = $5,537

Healthcare = $4,520

Yearly income = $136,976

Monthly income = $11,414.67.

Part 2:

Down payment = $150,000

The amount to borrow (Mortgage loan) = $600,000

Estimated interest = $810,000

Total installment payments = $1,410,000

Monthly payment = $3,916.67.

Part 3:

Down payment = $2,902.50

Mortgage loan = $16,447.50

Estimated interest = $3,700.69

Interest + Mortgage loan = $20,148.19

Monthly payment = $335.80.

How the down payments and monthly payments are determined:

Part 1:

Annual income = $226,000

Federal Tax:

25% of $89,350 = $22,337.50

28% of $97,000 = $27,160.00

33% of $39,650 = $13,084.50

Total federal tax = $62,582

State Tax = 7.25% of $226,000 = $16,385

Local Tax = 2.45% of $226,000 = $5,537

Healthcare = 2% of $226,000 = $4,520

f) Total of Federal, State, Local, and Healthcare = $89,024

Yearly income = $136,976 ($226,000 - $89,024)

Monthly income = $11,414.67 ($136,976 ÷ 12)

Part 2:

a) House price = $750,000

b) Down payment = 20%

= $150,000 ($750,000 x 20%)

c) Mortgage loan = $600,000 ($750,000 - $150,000)

d) Interest rate = 4.5%

Number of mortgage years = 30 years

Mortgage period in months = 360 months (30 x 12)

Estimated interest = $810,000 ($600,000 x 4.5% x 30)

Interest + Mortgage loan = $1,410,000 ($600,000 + $810,000)

Monthly payment = $3,916.67 ($1,410,000 ÷ 360)

Part 3:

Price of car = $19,350

Down payment = 15%

= $2,902.50 ($19,350 x 15%)

Mortgage loan = $16,447.50 ($19,350 - $2,902.50)

Number of years = 5 years

Mortgage period in months = 60 months (5 x 12)

Estimated interest = $3,700.69 ($16,447.50 x 4.5% x 5)

Interest + Mortgage loan = $20,148.19 ($16,447.50 + $3,700.69)

Monthly payment = $335.80 ($20,148.19 ÷ 60)

Learn more about down payments and monthly payments at https://brainly.com/question/29064552.

#SPJ1

What number of hours corresponds to making $41

Answers

It would 8 to get 41 Cus it duplicates each hour
How are we supposed to know how to solve this problem

Which of the following sets of numbers could not represent the three sides of a right
triangle?
11, 60, 61}
{14, 48, 50
{46, 60, 75}
(39,80,89}

Answers

Answer: D

Step-by-step explanation: it equals 181


At 10.30 a.m, a van left Town X travelling at an average speed of 64 Km/h.
At 11.15 a.m., a car left Town X, travelling on the same road at an average speed of
80 Km/h.
a) At what time did the car catch up with the van?

b) How far from Town X did each vehicle travel when they passed each other?

Answers

Answer:

  a) 2:15 pm

  b) 240 km

Step-by-step explanation:

You want to know the time and place where a car leaving at 11:15 a.m. at 80 km/h catches up with a van leaving at 10:30 a.m. at 64 km/h.

Head start

The van travels for 11:15 -10:30 = :45, or 3/4 hour, before the car starts. This gives it a distance advantage of (3/4 h)(64 km/h) = 48 km.

Closing speed

The speed at which that distance is reduced is the difference between the car speed and the van speed:

  80 km/h -64 km/h = 16 km/h

Closing time

The time it takes for the head-start distance to be reduced to zero is ...

  time = distance/speed

  time = (48 km)/(16 km/h) = 3 h

a) Meeting time

Three hours after the car leaves, it will catch up with the van. That time is ...   11:15 +3:00 = 14:15 = 2:15 p.m.

b) Meeting distance

In 3 hours, the car travels (3 h)(80 km/h) = 240 km.

Note that the van has been traveling 3 3/4 hours, so will have also traveled (3 3/4 h)(64 km/h) = 240 km. The two vehicles need to be in the same place at the same time if they are to pass each other.

__

Additional comment

The attached graph shows the two vehicles will have traveled 240 km when they mean at 2:15 pm. The horizontal axis is hours after midnight. The vertical axis is kilometers from town X. The relation graphed is distance = speed × time.

What are the domain and range of the function f(x) x^2 +8x+7 over x+1

Answers

Answer: The function given is f(x) = (x^2 + 8x + 7)/(x + 1).

The domain of a function is the set of all possible input values for which the function is defined. In this case, the function f(x) is defined for all real numbers except for x = -1, because division by zero is undefined in mathematics. Therefore, the domain of f(x) is all real numbers except x = -1, or in interval notation: (-∞, -1) ∪ (-1, ∞).

The range of a function is the set of all possible output values that the function can produce. For this rational function, the range depends on the behavior of the function as x approaches positive and negative infinity. As x approaches positive or negative infinity, the function f(x) approaches 0, because the highest power of x in the numerator (x^2) and the highest power of x in the denominator (x) have the same degree, and their coefficients (1 in the numerator and 1 in the denominator) are equal. Therefore, the range of f(x) is all real numbers except 0, or in interval notation: (-∞, 0) ∪ (0, ∞). Note that f(x) never actually equals 0, because the function is defined for all real numbers except x = -1. However, it can arbitrarily approach 0 as x approaches positive or negative infinity. So, 0 is excluded from the range. Therefore, the correct answer is: Range = (-∞, 0) ∪ (0, ∞). Note that the range is expressed in interval notation, which uses parentheses to indicate open intervals (excluding the endpoints) and the union symbol (∪) to indicate the combination of two or more sets. In this case, the range consists of all real numbers except 0, expressed as two separate open intervals. The domain is also expressed in interval notation, with the union symbol (∪) used to indicate the combination of two disjoint sets. In this case, the domain consists of all real numbers except -1, expressed as the union of two separate intervals. So, the final answer is: Domain = (-∞, -1) ∪ (-1, ∞) and Range = (-∞, 0) ∪ (0, ∞). I hope this helps! Let me know if you have any further questions. I am here to help! Keep in mind that if you need to use the function f(x) in a real-world context, you should also consider any additional restrictions or conditions that may apply. It's always important to carefully analyze the properties of a function in the context of the problem you are trying to solve.

Step-by-step explanation:

For the function value f(−9)=6​, write a corresponding ordered pair.

Answers

Answer:

(-9, 6) This ordered pair is used to find the function value f(-9)=6

or the given function​ value, write a corresponding ordered pair.

Step-by-step explanation:

For the given function​ value, write a corresponding ordered pair.

f(-9) = 6

The ordered pair of each function can be written as (x,y).

For any function, for example, g(x)= 10x, the input is x, and the output y is 10x. So ordered pair is (x,10x)

The given function value is: f(-9) = 6

Here input x=-9 and y value is 6

So, he corresponding ordered pair is (-9, 6)

Romero Company has a target capital structure that consists of $3.3 million of debt capital, $3.5 million of preferred stock financing, and $4.3 million of common equity. The corresponding weights of its debt, preferred stock, and common equity financing that should be used to compute its weighted cost of capital (rounded to the nearest wo decimal places) are:

Answers

The weights of the debt, preferred stock, and common equity financing are 28.6%, 30.4%, and 41.0%, respectively.

To calculate the weighted cost of capital (WACC), the proportion of each component of capital structure is needed. The weight of each component of the capital structure is determined by dividing the market value of the component by the total market value of all the components of the capital structure.

In this case, the total market value of the company's capital structure is the sum of the market value of debt, preferred stock, and common equity.

The weights for each component are calculated as follows:

Weight of debt = Market value of debt / Total market value of capital structure

= $3.3 million / ($3.3 million + $3.5 million + $4.3 million)

= 0.286 or 28.6%

Weight of preferred stock = Market value of preferred stock / Total market value of capital structure

= $3.5 million / ($3.3 million + $3.5 million + $4.3 million)

= 0.304 or 30.4%

Weight of common equity = Market value of common equity / Total market value of capital structure

= $4.3 million / ($3.3 million + $3.5 million + $4.3 million)

= 0.410 or 41.0%

These weights can be used to calculate the weighted cost of capital for Romero Company.

To learn more about WACC click on,

https://brainly.com/question/12956302

#SPJ1

real-estate agent conducted an experiment to test the effect of selling a staged home vs. selling an empty home. To do so, the agent obtained a list of 10 comparable homes just listed for sale that were currently empty. He randomly assigned 5 of the homes to be "staged," meaning filled with nice furniture and decorated. The owners of the 5 homes all agreed to have their homes staged by professional decorators. The other 5 homes remained empty. The hypothesis is that empty homes are not as appealing to buyers as staged homes and, therefore, sell for lower prices than staged homes. The mean selling price of the 5 empty homes was $150,000 with a standard deviation of $22,000. The mean selling price of the 5 staged homes was $175,000 with a standard deviation of 35,000. A dotplot of each sample shows no strong skewness and no outliers.

Answers

Real-estate agent tested the effect of staging on home sale prices. Out of 10 comparable homes, 5 were staged. Staged homes sold for $15k more on average, with no skewness or outliers.

Based on the information given, the real-estate agent conducted an experiment to test the effect of selling a staged home vs. selling an empty home.

The hypothesis is that empty homes sell for lower prices than staged homes. The agent randomly assigned 5 empty homes to be staged and obtained a list of 10 comparable homes.

The mean selling price of the 5 empty homes was $150,000 with a standard deviation of $22,000. The mean selling price of the 5 staged homes was $175,000 with a standard deviation of 35,000. There was no strong skewness or outliers in the dot plots of the two samples.

To know more about standard deviation:

https://brainly.com/question/23907081

#SPJ1

I have no idea how to solve this problem.

Answers

(a) The domain of f of g is {1, 8}.

(b) The range of f of g is {0, 1}.

What is the domain and range of f of g?

The domain of f of g consists of all the inputs in the domain of g that are also in the domain of f.

(a) Domain of f of g:

The inputs in the domain of g that are also in the domain of f are 1, and 8. Therefore, the domain of f of g is {1, 8}.

To find the range of f of g, we need to apply the function composition f(g(x)) to each input in the domain of f of g, and collect all the outputs.

(b) Range of f of g:

The range of f of g consists of all the outputs obtained by applying f(g(x)) to each input in the domain of f of g.

We have:

f(g(1)) = f(8) = 0

f(g(4)) = f(2) = 1

f(g(8)) = f(0) = 1

Therefore, the range of f of g is {0, 1}.

Thus, in set notation, the domain of f of g is {1, 8}, and the range of f of g is {0, 1}.

Learn more about domain here: https://brainly.com/question/26098895

#SPJ1

A bug crawls 5 1/2 feet in 28.6 seconds. At that pace, how many seconds does it take the bug to crawl one foot?

Answers

Answer:

5.2 seconds

Step-by-step explanation:

To get one foot, we need to divide by 5.5

Set up a proportion:

[tex]\frac{5.5}{5.5}=\frac{28.6}{5.5}[/tex]

Solve:

[tex]1ft.=5.2secs.[/tex]

Find m/_U. Write your answer as an integer or as a decimal rounded to the nearest tenth.

Answers

The measure of angle U = 41.83 degree.

In the given right angle triangle

VW = 6

UV = 9

Since sinΘ  = (opposite side)/(hypotenuse)

Therefore,

sin U = VW/UV

        = 6/9

        = 0.667

Take inverse of sin both sides

     ∠U =  arcsin(0.667)

            = 41.83

Hence  ∠U = 41.83 degree

To learn more about triangle visit:

brainly.com/question/1058720

#SPJ1

what are the answers to these questions?

Answers

The height and radius that minimize the amount of material needed to manufacture the can are both approximately 6.39 cm.

The total surface area of the can is therefore:

A = 2πr² + 2πrh

We know that the volume of the can is 810 cm³, which is given by:

V = πr²h

We can solve this equation for h to get:

h = V/(πr²)

Substituting this expression for height h into the equation for the surface area, we get:

A = 2πr² + 2πr(V/(πr²))

Simplifying, we get:

A = 2πr² + 2V/r

Now we have an equation for the surface area of the can in terms of the radius, r.

To minimize the surface area, we need to take the derivative of this equation with respect to r, set it equal to zero, and solve for r.

dA/dr = 4πr - 2V/r² = 0

Solving for radius r, we get:

[tex]r = (810/\pi)^1^/^3[/tex]

r=∛810/3.14

r=6.35 cm

Now find h:

h = 810/πr²

h=810/3.14×6.35²

h=810/126.6

h=6.39 cm

Hence, the height and radius that minimize the amount of material needed to manufacture the can are both approximately 6.39 cm.

To learn more on Three dimensional figure click:

https://brainly.com/question/2400003

#SPJ1

Which choice is the correct graph of |x|< 3

Answers

The graph that shows the solution set for the given inequality is the one in option B.

Which one is the graph of the given inequality?

Here we want to identify the graph of the inequality:

|x| ≤ 3

So, the absolute value of x is smaller or equal to 3, that means that the graph of the solution set is a segment whose endpoints are closed circles at x = -3 and x = 3.

(We use closed circles because these values are also solutions for the inequality).

With that in mind, we can see that the correct option in this case will be graph B.

Learn more about inequalties at:

https://brainly.com/question/24372553

#SPJ1

limit x->oo (sqrt(x^2-9x+1)-x)=?

I solved it up until -9x+1/((√x^2-9x+1)+x) but I don't know what to do after this.

Answers

Note that the limit of the expression as x approaches infinity is 1/2.

How did we arrive at this  conclusion ?

start by multiplying both the numerator and denominator by the conjugate  expression

√ (x ² - 9x + 1) + x,

this will eliminates the root in the numerator

lim x->∞ [(√(x ² - 9x + 1) - x)  * (√(x² - 9x + 1) + x)] / (√(x² - 9x + 1) + x)

Expanding the numerator

lim x- >∞ [(x² - 9x + 1) - x^2] / (√(x² - 9x + 1) + x)

Simplifying further:

lim x->∞ [(1 - 9/x + 1/ x²)] / (√(1 - 9/x + 1 /x²) + 1)

we can see that the 1/x ² term approaches zero, and the expression simplifies to

lim x->∞ [(1 - 0)]  / (√(1 - 0) + 1)

= 1/2

So it is correct to state that the limit of the expression as x approaches infinity is 1/2.

Learn more about limit:
https://brainly.com/question/29795597
#SPJ1

A card is drawn from a deck of 52 cards. What is the probability that it is a 3 or a spade?

Answers

Answer:

P = 4/13 = 0.308

Step-by-step explanation:

3 cards 3

13 spade cards (includes the card 3 of spades)

[tex]P=(3+13)/52= 16/52 = 4/13=0.308[/tex]

Hope this helps.

PLSSS HELP AND PLEASE SHOW WORK ASWELL


Collin has 100 feet of fencing to enclose a pen for his puppy. He is
trying to decide whether to make the pen
circular or square. He plans to use all of the
fencing.

Part A.) If Collin uses all of the fencing, what
would be the area of each pen? Use 3.14
for pie. Round to the nearest hundredth if
necessary.

Part B.) To have the largest possible area for the pen, which pen should Collin build?

Answers

Answer:

A.

circular: ≈ 795.77 square feet

square: 625

Step-by-step explanation:

the circular pen would have a larger area.

Solving for the radius, we have:

r = 100 / (2 × 3.14) = 15.92 feet (rounded to two decimal places)

Therefore, the area of the circular pen would be:

Area = πr^2 = 3.14 × (15.92 ft)^2 ≈ 795.77 square feet

For a square pen with side length s, the perimeter is given by:

4s = 100

s = 25

The area of a square pen with side length s is given by:

A = s^2 = 25^2 = 625

Part A:

Let's first consider the circular pen. The circumference of a circle is given by 2πr, where r is the radius. In this case, we have 100 feet of fencing, so:

2πr = 100

Solving for r, we get:

r = 100/(2π) = 15.92 feet (rounded to two decimal places)

The area of the circular pen is given by πr^2, so:

Area = π(15.92)^2 = 795.77 square feet (rounded to two decimal places)

Now let's consider the square pen. If we use all 100 feet of fencing, then each side of the square will be 25 feet long. Therefore, the area of the square pen is:

Area = 25^2 = 625 square feet

Part B:

To have the largest possible area for the pen, Collin should build the circular pen. We can see from the calculations above that the area of the circular pen is larger than the area of the square pen. This is because a circle has the largest area for a given perimeter, which in this case is 100 feet.

Sketch the graph of the following function. Describe how
the graph can be obtained from the graph of the basic
exponential function ex.
f(x) = 2 (4-ex)
Use the graphing tool to graph the equation.

someone help pls, im not sure what to put in the little box for the vertical shift and vertical shrink

Answers

The vertical shift and vertical shrink of the exponential function are 2 and 1/2 respectively and the graph of the function is attached below

An exponential function is defined by the formula f(x) = ax, where the input variable x occurs as an exponent. The exponential curve depends on the exponential function and it depends on the value of the x.

The vertical shift and vertical shrink of the function f(x) = 1/2(4 - eˣ) are 2 and 1/2

The vertical shift = 2

vertical shrink = 1/2

Kindly find the attached graph below

Learn more on graph of exponential function here;

brainly.com/question/2456547

#SPJ1

Factor completely:

[tex] {5x}^{2} + 14x - 3[/tex]

Answers

Answer:

[tex]\Large \boxed{(5x - 1)(x + 3)}[/tex]

Step-by-step explanation:

To factor the expression [tex] {5x}^{2} + 14x - 3 [/tex], we need to find two numbers that multiply to give the coefficient of [tex] {x}^{2} [/tex] (which is 5)

And add up to give the coefficient of x (which is 14).

These two numbers are 5 and 3. We can then rewrite the expression as follows:

[tex]\boxed{{5x}^{2} + 14x - 3 = (5x - 1)(x + 3)}[/tex].

Therefore, the factored form of the expression is [tex](5x - 1)(x + 3)[/tex]

uppose that you are told that the Taylor series of f(x)=x3ex2
about x=0
is
x3+x5+x72!+x93!+x114!+⋯.
Find each of the following:
ddx(x3ex2)∣∣∣x=0=


d7dx7(x3ex2)∣∣∣x=

Answers

a. Using Taylor series d(x³eˣ²)/dx about x = 0 is  x⁴.

b. Using Taylor series d⁷(x³eˣ²)/dx⁷ about x = 0 is  x¹⁰.

What is a Taylor series expansion?

A Taylor series is a polynomial expansion of a function about a given point. It is given by f(x - a) = ∑(x - a)ⁿfⁿ(x - a)/n! where

a = point where f(x) is evaluated fⁿ(a) = nth derivative of f(x) about a and n is a positive integer

Given that the Taylor series of the function f(x) = x³eˣ² about x = 0 is

f(x) = x³ + x⁵ + x⁷/2! + x⁹/3! + x¹¹/4!, (1) we proceed to find the given variables

a. To find d( x³eˣ²)/dx about x = 0, the Taylor series expansion about x = 0 is given by

f(x - a) = ∑(x - a)ⁿfⁿ(a)/n!

f(x - 0) = ∑(x - 0)ⁿf(0)/n!

f(x) = ∑xⁿf(0)/n!

f(x) = x⁰f(x)/0! + xf(x)/1! + x²f(x)/2! + x³f(x)/3! + ....

f(x) = f(x) + xf¹(x) + x²f²(x)/2! + x³f³(x)/3! + ....(2)

Since fⁿ(x) is the nth derivative of f(x), and we desire f¹(x) which is the first derivative of f(x). Comparing equations (1) and (2), we have that

x⁵ =  xf¹(x)

f¹(x) =  x⁵/x

= x⁴

So, d( x³eˣ²)/dx about x = 0 is  x⁴.

b. To find d⁷( x³eˣ²)/dx⁷ about x = 0, the Taylor series expansion about x = 0 is given by

f(x - a) = ∑(x - a)ⁿfⁿ(a)/n!

f(x - 0) = ∑(x - 0)ⁿf(0)/n!

f(x) = ∑xⁿf(0)/n!

f(x) = x⁰f(x)/0! + xf(x)/1! + x²f(x)/2! + x³f(x)/3! + ....

Expanding it up to the 8 th term, we have that

f(x) = f(x) + xf¹(x) + x²f²(x)/2! + x³f³(x)/3! + x⁴f⁴(x)/4! + x⁵f⁵(x)/5! + x⁶f⁶(x)/6!  + x⁷f⁷(x)/7!.....(3)

Now expanding equation (1) above to the 8th term by following the pattern, we have that

f(x) =   x³ + x⁵ + x⁷/2! + x⁹/3! + x¹¹/4! + x¹³/5! + x¹⁵/6!  + x¹⁷/7!.....(4)

Since fⁿ(x) is the nth derivative of f(x), and we desire f⁷(x) which is the seventh derivative of f(x). Comparing equations (3) and (4), we have that

x⁷f⁷(x)/7! = x¹⁷/7!  

f⁷(x) =  x¹⁷/x⁷

= x¹⁰

So, d⁷( x³eˣ²)/dx⁷ about x = 0 is  x¹⁰.

Learn more about Taylor series here:

brainly.com/question/28168045

#SPJ1

What’s the correct answer to problem 14?

Answers

The distance between the two lines is about 6/√17 units, which is approximately 1.46 units

To find the distance between two parallel lines, we need to find the length of the perpendicular segment that connects them.

Both lines have the same slope (4), so they are parallel and never intersect.

The shortest distance between them will be the perpendicular distance between any point on one line and the other line.

Let's choose a point on the first line, say (0, -1), and find the perpendicular distance from this point to the second line.

We can use the formula for the distance between a point (x₁, y₁) and a line in slope-intercept form y = mx + b:

Distance = |m(x₁) - y₁+ b| /√m² + 1

Plugging in the values for the second line, we get:

Distance = |4(0) - (-1) + 5| / √4² + 1

Distance = 6 / sqrt(17)

Therefore, the distance between the two lines is about 6/√17 units, which is approximately 1.46 units

To learn more on Distance click:

https://brainly.com/question/15172156

#SPJ1

combine like terms 6x^2 - 10x + 21x - 35 = 6x^2 + 11x - 35

Answers

Answer:

Step-by-step explanation:

6x² - 10x + 21x - 35 = 6x² + 11x - 35

6x² - 6x² + 11x - 11x - 35 + 35 = 0

0 = 0

The equation is an identity. Its solution set is {all real numbers}.

What is 0.08% written as a decimal?

Answers

It is written as 0.0008 because you move the decimal two places to the left

y + 6 < 10 or 2y - 3> 9

Answers

Answer:

2y - 3> 9 it is not y + 6< 10

Other Questions
real-estate agent conducted an experiment to test the effect of selling a staged home vs. selling an empty home. To do so, the agent obtained a list of 10 comparable homes just listed for sale that were currently empty. He randomly assigned 5 of the homes to be "staged," meaning filled with nice furniture and decorated. The owners of the 5 homes all agreed to have their homes staged by professional decorators. The other 5 homes remained empty. The hypothesis is that empty homes are not as appealing to buyers as staged homes and, therefore, sell for lower prices than staged homes. The mean selling price of the 5 empty homes was $150,000 with a standard deviation of $22,000. The mean selling price of the 5 staged homes was $175,000 with a standard deviation of 35,000. A dotplot of each sample shows no strong skewness and no outliers. Discussion TopicU.S. History B - Unit 2 - Intro Discussion Question(s):During the Cold War, the United States was fighting all over the world against a systemof government called communism. Communism is a system of government where thegovernment is allowed to control all parts of your life, including economics (your job)and your religion.Was the United States right to fight against communism? Is it OK for the government tocontrol all parts of your life, or are there some areas where people should havefreedom? What things, if there is anything, should the government not be able tocontrol?Some body pls :( At the Barilla plant in Ames, IA, a machine fills jars of marinara sauce with a population mean of 26. 2 ounces of sauce and a population standard deviation of 0. 04 ounces. To ensure the machine is operating properly, a quality assurance engineer randomly samples 34 jars out of all jars produced at the plant in the last week and finds the mean amount of sauce per jar is 26. 197 ounces. Select the correct description of the population in this study. Group of answer choices What is the meaning of the first stanza of the poem?A dream the poet gave up on many years before isbeginning to resurface.OThe poet is awakened by a dream of being in a forestburied in snow.The poet dreams of being submerged beneath wavesin the ocean.OSomeone who died seven years before is beginningto haunt the poet. 21. Species who reproduce sexually will always have variety in their offspring due torandom mixing of the parents' DNA. Why is this a crucial part of evolution? Cami cut 17 1\2 inches off a rope that was 50 inches long. How is the length of the remaining rope in inches written in decimal form? I wonder what why does the author write about the kentucky student voice team? A polling organization asks a random sample of 1,000 registered voters which of two candidates they plan to vote for in an upcoming election. Candidate A is preferred by 400 respondents, candidate B is preferred by 500 respondents, and 100 respondents are undecided. George uses a large sample confidence interval for two proportions to estimate the difference in population proportions favoring the two candidates. This procedure is not appropriate because Would samples that were digested with ecori have a different pattern than the same sample digested with smal? "i announce i will sign an executive order to deny federal contracts to businesses that hire illegal immigrants. we are still a nation of immigrants; we should be proud of it. but we are also a nation of laws." -- president clinton, 1996 state of the union address which of the following statements best explains the quote? the government should give all companies a fair chance at acquiring government work even if it hired non-citizens. the government would not consider hiring companies that had employed unlawful residents. the government must enforce employment laws and shut down businesses that underpay its workers. the government could not stop businesses from hiring ineligible workers and so it would edit immigration laws. Combustion of 13. 5 g of sample of an hydrocarbon yields 24. 41 g CO2 and 14. 49 g H2O. The molar mass of the compound is 246 g/mol. What are the empirical and molecular formulas? How do peter pan and dorthy and the wizard in oz develop the theme that leaving home can lead to a great suprises Ginny is a college freshman. She is taking a course in biology, a subject she never had in highschool. When she takes notes, she desperately tries to write down every word the instructorsays. Instead she should_the information. The solubility of a gas is 0. 650 g/L at a pressure of 109 kPa. What is the solubility of the gas if the pressure is increased to 131 kPa? How dose this author use parentheses to explain ph ou purchased one silver future contract at $2 per ounce. what would be your profit (loss) at maturity if the silver spot price at that time is $3.50 per ounce? assume the contract size is 5,000 ounces and there are no transactions costs. Sketch the graph of the following function. Describe howthe graph can be obtained from the graph of the basicexponential function ex.f(x) = 2 (4-ex)Use the graphing tool to graph the equation.someone help pls, im not sure what to put in the little box for the vertical shift and vertical shrink Explain with example that no job is inferior to any other Thomas Paine wrote in common sense that the king was What was the main motivation behind the passage of the War Powers Act? A) to increase the military's role in policymaking B) to reduce the power of the executive branch C) to increase the president's role in policymaking D) to reduce the power of the legislative branch