Let g be the function given by g(x)=x2ekx, where k is a constant. For what value of k does g have a critical point at x=23?.

Answers

Answer 1

It looks like we have

[tex]g(x) = x^2 e^{kx}[/tex]

If x = 23 is a critical point of g(x), then

[tex]g'(x) = 2x e^{kx} + kx^2 e^{kx} = (kx^2 + 2x) e^{kx}[/tex]

[tex]\implies g'(23) = (23^2k + 46) e^{23k} = 0[/tex]

[tex]e^{23k}[/tex] is positive for all k, so we're left with

23² k + 46 = 0

23² k = -46

k = -46/23²

k = -2/23


Related Questions

According to the lesson which of the following is a type of promotion.

Answers

According to the lesson, that which is a type of promotion is: Meritorious Promotion.

In military service, meritorious promotion is given when the officer has reached the capacity of effectively discharging his duties in the new rank.

Thus, he gets the rank because he deserves it and is capable of meeting its expectations.

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A(n) __________ character is a universal character type that is common across different genres of literature.

Answers

Answer:

Archetypal

Explanation:

The density of air under ordinary conditions at 25°c is 1. 19 g/l. How many kilograms of air are in a room that measures 10. 0 ft × 11. 0 ft and has an 10. 0 ft ceiling? 1 in = 2. 54 cm (exactly); 1 l = 103 cm3.

Answers

Answer: The mass of air present in the room is 37.068 kg

Explanation:

Since customers who go to retail stores often know what they want or have a purpose to being at the store in the first place, sellers do not have to do much in the b2c selling environment.

Answers

Answer:

Explanation:Prospecting or qualifying

Disheartened about the team's prospects in the tournament after injuries to the two leading scorers, kenji nevertheless tried to be when he talked with his teammates.

Answers

Disheartened about the team's prospects in the tournament after injuries to

the two leading scorers, Kenji nevertheless tried to be optimistic when he

talked with his teammates.

Optimistic means an individual having a feeling of hope and confidence

about a particular occurrence. This mostly occurs when the conditions aren't

favorable.

In this case, there were injuries to the two leading scorers which made him

still hopeful of them winning the tournament despite the unfavorable

condition.

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Which excerpt from the passage best supports that agatha valued the opinions of the gods and goddesses more than the opinions of any human?.

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When a person is said to value the opinions of the gods and goddesses over than of any human, then it can be noted that the person believes that the gods are superior.

With this in mind, after reading the excerpt, you should search for clues about the places in the narration where the character seemed to favor the gods and believe them explicitly over any human.

Please note that your question is incomplete so I gave you a general overview so that you could get a better understanding of the concept.

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you have a credit card and the average balance on that card year after year is 4000

Answers

Good for you i guess. Get ur money up not ur funny up

Which statements always apply to the process of diffusion? check all that apply.

Answers

Answer:

Molecules move from inside of the cell to outside of the cell. Diffusion requires proteins in the cell membrane. Molecules are evenly distributed at the end. Diffusion requires energy.

Oxygen dissolved in bodies of water make it suitable for aquatic life. Which of the following best describes dissolved oxygen?.

Answers

Dissolved oxygen is found in water bodies.

In the aquatic environment, organisms use their gills to perform gaseous exchange. Oxygen dissolves in water and is taken in by these aquatic organisms.

We must note that the dissolution of gases in water is an exothermic process hence the dissolution  of oxygen in water occurs at decreased temperatures. Also, a high organic load in water decreases the amount of dissolved oxygen in water.

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The placard pictured was issued in response to the.

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The placard attached below was drawn up and issued in response to the refugees created by the Nat Turner rebellion.

In 1831:

Enslaved Black people launched a rebellion to escape slavery. Nat Turner led the rebellion. More than 51 White people were killed in the rebellion.

As a result of this rebellion, a lot of Black people in the South were attacked by Whites and this created a refugee crisis as Black people fled. This placard was to help the refugees who had fled to Boston.

In conclusion, the placard was issued as a result of the Nat Turner rebellion.

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True or false: you cannot get a computer virus if you install antivirus software.

Answers

Answer:

TRUE

Explanation:

Thats True because I installed it on my COMPUTER that's why ;-; and I got virus hehe im clearly a j"e"rk

AND CAN YOU HEART MY ANSWER

#AND BRAINLIEST FOLLOW ME AND ILL FOLLOW BACK......BYE....

HOW ABOUT INSTALL IT SO YOU KNOW IF IT IS CLEARLY TRUE!!

Dwight creates a table of values for a function and plots the points. He finds that one y value divided by the next y value produces the same answer each time. What kind of function did he graph?.

Answers

Answer:Liner
I Hope This Helps

How should the following sentence end? she was smart, responsible, and learning french. Friendly to others. Studying math. Hosting the party.

Answers

Answer:

friendly to others.

Explanation:

I took the test and got it correct.

Answer: a

Explanation:

Angela is buying a dress that is on sale for 20% off. If the original price of the dress is $30. 00, how much money is angela saving on the dress?.

Answers

Answer:

$6

Explanation:

We know that in this equation that the $30 is the whole 100%, also we know that 20% of 100% is 1/5th in other words we can find out what a 5th of $30 is.

30 divided by 5 = 6

She will be saving $6

Which system of equations shows a solution of (–3. 5, 4)?.

Answers

Answer:

Quadratic equation

Explanation:

For example

[tex] {x} ^{2} + x - 2 = 0[/tex]

[tex]x^{2} + 2x - 1x - 2 = 0[/tex]

[tex]x(x + 2) - 1( x + 2)[/tex]

[tex](x - 1)(x + 2)[/tex]

[tex]x = 1.x = - 2[/tex]

A sequence is defined by the recursive formula f(n+1)=f(n)-2.

Answers

A recursive sequence is a sequence in which terms are defined using one or more previous terms which are given. If you know the nth term of an arithmetic sequence and you know the common difference , d , you can find the (n+1)th term using the recursive formula an+1=an+d .

The table represents a function. X y −1 0 2 3 3 4 5 6 complete the statement by selecting from the drop-down menu. The rate of change in the function y=2x+5 is choose. The rate of change of the function represented in the table.

Answers

Answer: Greater than.

I guessed it on my test, but I got it right! :')

Answer:

Greater Than is the answer.

Explanation:

I guessed because the other person didn't even tell you the right answer so I picked Greater Than and I got it right. I am 100% sure it is right, if you are in K12.

Your Welcome and if you need help with anything else I would be glad to help you with any other questions.

I am good at math but the subject I am learning is kind of difficult. :)

Have a nice day! :)

Arrange the tiles to show the sequence of events in the development of the theory of evolution.

Answers

Arrange the tiles to show the sequence of events in the development of the theory of evoluti

According to the principle of natural selection, organisms breed more young than they can withstand in their surroundings.

What is Theory of Evolution?

Those who are more physically capable of surviving, maturing, and reproducing. On the other hand, those who lack this fitness either do not live long enough to reproduce or have fewer children than their counterparts.

Because the "fittest" organisms—those most adapted to their environment—are the ones that reproduce most successfully and are most likely to pass on their qualities to the next generation, natural selection is sometimes summed up as "survival of the fittest."

This means that if an environment changes, qualities that help people survive in it will eventually adapt, or develop. Natural selection was a potent force.

Therefore, According to the principle of natural selection, organisms breed more young than they can withstand in their surroundings.

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It is estimated that __________ percent of adults in the united states have a cell phone.

Answers

Cellphone consumption in the United States is such that the percentage of adults with a cell phone is 90%.

Cellphone ownership in the United StatesMore than 90% of its citizens owning a cell phone. More than 200 million adults owning a smartphone.

The United States therefore has one of the highest adult cellphone ownership rates in the world which is made easier by the packages offered by cellphone companies and networks.

In conclusion, 90% of American adults own a cell phone.

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After your first meeting, if the lawyer you are considering says "i will win this case. In fact, i’ve never lost a case like this. " then you should feel _____. A. Excited b. Ambivalent c. Wary d. Confident.

Answers

The way you should feel after your first meeting with a lawyer who says "i will win this case. In fact, i’ve never lost a case like this." is;

C: Wary

Usually, it's not all cases that lawyers win and even when you meet a lawyer to defend your case, lawyers don't just say straight from the get go that they will win the case and that they have never lost a case like that because there are a lot of things that go into court cases.

Therefore, what the lawyer could have done is to just assure you that he is willing to work to the best of his ability to defend your case and that hopefully the court judges will rule in your favor because the lawyer himself is not the judge.

In conclusion, you should be wary of the lawyer.

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Answer:

C. Wary

Explanation: If after your first meeting the lawyer you are considering says "I will win this case. In fact, I've never lost a case like this." then you should feel wary because a good lawyer will NEVER guarantee that they will win your case .

Person ^ is correct

the table shows the age in years of employees in a company

Answers

Answer:The class with the highest frequency represents the modal class for

Explanation:

   

Why there's no place like home for the holidays commonlit answers.

Answers

People often looks forward to holidays. Why there's no place like home for the holidays is due to different reasons such as;

Christmas rituals where everyone come together and have a nice time.The home serves as an anchor of order and comfort.The home is  safe, warm and a comforting place to be.

Why there's no place like home for the holidays  is a very significant and important text by Frank T. McAndrew. This was written in 2017 to show the significance of the home. The physical surrounding often influences a man's life.

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Rocky point brewery (rpb) filed an initial public offering in january 20x3. Rpb engaged olsen & alain, cpas (o&a) in 20x0 to keep the books and prepare monthly and annual financial statements (while the company was privately held), and terminated those services in december 20x2. Under sec and pcaob rules, could rpb engage o&a to be its auditors now that it is a public company?.

Answers

Based on the information given, the correct option is D. No, because the prohibited non-audit services were performed during the period covered by the financial statements.

From the complete question, a public company simply means a company where the shareholders have a claim to the assets and profits of the company.

It should be noted that under SEC and PCAOB rules, RPB cannot engage O&A to be its auditors now that it is a public company. This is because the prohibited non-audit services were performed during the period covered by the financial statements.

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How does the author persuade readers in this essay.

Answers

Answer: By use different words or phrases that help them understand it.

Explanation:

Use the dropdown menus to complete each statement about how groundwater moves. Water moves down through cracks and spaces in materials. These are materials that allow water through to fill cracks and spaces and form the saturated zone. Eventually, the water moves down until it reaches a layer that is , which blocks the water. This layer is at the bottom of the saturated zone.

Answers

Water moves down through cracks and spaces in PERMEABLE materials. Eventually, the water moves down until it reaches a layer that is IMPERMEABLE, which blocks the water.

Groundwater

Groundwater refers to precipitation that seeps down via the soil until it reaches water-saturated rock material.

Permeable groundwater occurs when water infiltrates the ground due to rocks exhibiting spaces (pores) between their grains.

Conversely, other types of impermeable rocks (such as shale or slate) do not allow water to pass through.

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Answer:

Water moves down through cracks and spaces in

✔ permeable

materials. These are materials that allow water through to fill cracks and spaces and form the saturated zone.

Eventually, the water moves down until it reaches a layer that is

✔ impermeable

, which blocks the water. This layer is at the bottom of the saturated zone.

Explanation:

hope this helps!

Listen to the audio and then answer the following question. Feel free to listen to the audio as many times as necessary before answering the question. What are the family plans for sunday evening?.

Answers

Answer:

gathering with relative and friends

a massive extinction of about 50% of marine animals occurred at the end of the mesozoic era. what most likely caused this extinction?

Answers

Answer:

Explanation:

The scientific consensus is that the causes of extinction were elevated temperatures and widespread oceanic anoxia and ocean acidification due to the large amounts of carbon dioxide that were emitted by the eruption of the Siberian Traps.

A board game that normally costs $30 is on sale for 25 percent off. What is the sale price of the game?$22. 50$27. 50$32. 50$37. 50.

Answers

The sale price of the game is $22.50

25% of 30 is:
30/4 = 7.5
25% off, meaning a discount
30 - 7.5 = 22.5

So your answer is $22.50


Which of these is an agent of chemical weathering?.

Answers

Which of these is an agent of chemical weathering?

Answer; The primary agents in chemical weathering are water, oxygen and acids. Explanation: These react with surface rocks to form new minerals that are stable in,or in equibrilium with the physical and chemical conditions present on the earth's surface

Hope it's helpful to you please rate me and like my answer.,...

What traditional values shape the women’s attitudes toward nene? check all that apply. The women befriend nene because they value nnaemeka. Nigerian fathers encourage their children to challenge tradition. Nene’s value to them soars because of her homemaking skills. The women of nnaemeka’s tribe are indifferent toward nene. The women of nnaemeka’s tribe do not accept nene because she is an outsider.

Answers

Answer: Nene's value to them soars because of her homemaking skills.

The women of Nnaemeka's tribe treat Nene differently because she is an outsider.

Explanation:

Took the test

Answer:

Nene's value to them soars because of her homemaking skills.

The women of Nnaemeka's tribe treat Nene differently because she is an outsider.

Explanation:

took test

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