A particle moves along a curve with position function s(t) = t/2 - cos(t) for [tex]0\leq t\leq 2\pi . Find the max velocity of the particle and the time it reaches this velocity.

Answers

Answer 1

Answer:

t/2 = 5/5 squared

Explanation:

So basically you find out all the functions, add it up and then you will have the max velocity of the particle. To find out the time you find the mean.


Related Questions

What role do you think parents have in making sure that their kids eat healthy? Do you think you eat healthy in your home?

Answers

Answer:

As a parent, you have an important role in shaping your children's eating habits. By creating a positive eating environment and being a good role model, you can help your children develop healthy eating habits that can make a lasting impact on their health.

hi

have a good day

thank me later

carryonlearing

During an el Niño event warm surface water moves from the western equatorial Pacific Ocean to the eastern equatorial region. Which of the following best describes how the warm water w
affect upwelling off the coast of equatorial South America?
The warm surface water will not change upwelling because this region is at the equator and always has warm water
The warm surface water will increase upwelling because of the difference in salinity between the warm surface water and the cold deep water,
The warm surface water will decrease upwelling because the cooler temperatures on land in the region will prevent upwelling.
The warm surface water will decrease upwelling because of the density difference between the warm surface water and the cold deep water.

Answers

The statement 'warm surface water will decrease upwelling because cooler temperatures on land will prevent upwelling' describes how the warm water affects upwelling. El Niño is a climatic phenomenon.

El Niño is a climate phenomenon characterized by the warming of the surface water in the tropical Pacific Ocean.

The upwelling refers to the rising of deeper and colder water to shallower depths (i.e., the movement of deeper water to shallow levels), which occurs during the El Niño phenomenon.

The El Niño occurs every 2 to 7 calendar years as a consequence of the unusual warming of the sea water surface temperatures in the eastern tropical Pacific Ocean.

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Jemma purchased six scratch-off lottery tickets and won $25 on the fifth ticket. Which kind of reinforcement schedule does this exemplify? Continuous reinforcement Fixed-ratio reinforcement Variable-ratio reinforcement Fixed-interval reinforcement Variable-interval reinforcement

Answers

Answer:

Variable-ratio reinforcement

Explanation:

The kind of reinforcement schedule this exemplifies is variable-ratio reinforcement. The correct option is c.

What is variable-ratio reinforcement?

A variable ratio schedule is a reinforcement schedule in which a behavior is reinforced after a random number of responses. This type of schedule produces high, consistent response rates. It is a sort of partial reinforcement in which only a subset of responses are reinforced and no definite pattern exists.

Organisms persevere in reacting in the belief that the next reaction will be the one required to earn reinforcement. A variable-ratio schedule is a partial reinforcement schedule in operant conditioning, in which a response is reinforced after an unknown number of responses.

Therefore, the correct option is c, Variable-ratio reinforcement.

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TRUE atau FALSE:


Singapura mempelopori balapan malam F1 pertama

Answers

Answer:

true

Explanation:

Read the following poem carefully before you choose your answer.

The following poem is addressed to a friend of the speaker.

Then hate me when thou wilt; if ever, now;
Now, while the world is bent my deeds to cross,
Join with the spite of fortune, make me bow,
And do not drop in for an after-loss:
(5) Ah, do not, when my heart has 'scaped this sorrow,
Come in the rearward of a conquered woe;
Give not a windy night a rainy morrow,
To linger out a purposed overthrow.
If thou wilt leave me, do not leave me last,
(10) When other petty griefs have done their spite;
But in the onset come, so shall I taste
At first the very worst of fortune's might;
And other strains of woe, which now seem woe,
Compared with loss of thee, will not seem so.
(1609)

Which of the following best describes the function of the poem's couplet?

A) It challenges the notion that the relationship will end.
B) It discounts the speaker's concerns with a hint of possible change.
C) It introduces an explanation for the speaker's strong feelings.
D) It remarks on the recipient's sudden and unexpected change of heart.
E) It summarizes why the relationship should be dissolved now.

Answers

Answer:

b is the answer if not sorry

The poet's couplet describes the It discounts the speaker's concerns with a hint of possible change.

What is fortune's night?

This particular sonnet and those which are numbered 1-126 belong to Shakespeare’s famous Fair Youth sequence. These poems are devoted to a young, beautiful man whose identity remains unknown to this day. There has been a great deal of speculation about who this young man could possibly be, but no single identity has ever been decided upon.

Shakespeare uses a variety of poetic devices in "Sonnet 90." These include metaphor, caesura, and alliteration, among others. When words that start with the same sound are used consecutively or even just near to one another, alliteration develops.

When a line is cut in two, sometimes with punctuation and other times without, this is known as a caesura. Punctuation in these places causes a highly deliberate stop in the text.

Therefore, The poet's couplet describes the It discounts the speaker's concerns with a hint of possible change.

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Substance abuse does all of the
following, with the exception of
which?
A. alters perception
B. diminishes self-esteem
C. causes physical harm
D. extreme withdraw symptoms

Answers

Answer:

D

Explanation:

__________________________________

Answers

WHAT IS THAT???

I DON'T UNDERSTAND

Huh.



















WHAT IS THIS CLASS ON?! CODES AND CIPHERS THAT ARE UNBREAKABLE?!?!?!

Which statement is FALSE concerning the Qur'an:

1.
The Qur'an discusses personalities found in Jewish and Christian Bibles

2.
Only the Arabic version is considered to be fully authoritative

3.
Every surah opens, "In the name of God, the Compassionate and Merciful."

4.
Muslims hold up Muhammad's thorough education as a sign of the quality Arabic of the Qur'an

Answers

Answer:

Only the Arabic version is considered to be fully authoritative

Explanation:

Pleassee Helppp!!!!
Health professionals communicate effectively by referring to the body as though it is in anatomical position.
True
False

Answers

I think it’s true but I’m sry if that’s wrong

A 40 N box is pushed 5 m up a ramp. The angle of the ramp is 37° above the horizontal. The applied force is parallel to the ramp and opposed by a frictional force of 10.0 N. Find the net increase in potential energy by the crate.

Answers

The net increase in potential energy by the crate is negative 49.4 Joules. That is, ΔP.E = - 49.4 J

Given that a 40N box is pushed 5 m up a ramp. The angle of the ramp is 37° above the horizontal.

We can find the height h of the ramp with the equation below;

h = 5sin 37

h = 3.009 m

Mass of the box = 40/9.8 = 4.082 kg

The maximum energy attained = mgh

Maximum Energy = 4.082 x 9.8 x 3.009

E = 120.36 J

The maximum K.E = Maximum P.E

1/2m[tex]U^{2}[/tex] = 120.36

m[tex]U^{2}[/tex] = 240.72

[tex]U^{2}[/tex] = 240.72 / 4.082

[tex]U^{2}[/tex] = 58.97

U = [tex]\sqrt{58.97}[/tex]

U = 7.7 m/s

We can find the acceleration by using third equation of motion

[tex]V^{2}[/tex] = [tex]U^{2}[/tex] - 2aS

Since the box is going to rest, V = 0, and acceleration will be negative

0 = 7.7^2 - 2 x a x 5

10a = 59.29

a = 59.29/10

a = 5.93 m/[tex]s^{2}[/tex]s^2

The applied force F = ma

F = 4.082 x 5.93

F = 24.2 N

Given also that the applied force is parallel to the ramp and opposed by a frictional force of 10.0 N. The net increase in potential energy by the crate will be

ΔP.E = Net work done

ΔP.E = Net force x distance

ΔP.E = (24.2 - 10 - 40sin37) x 5

ΔP.E = - 9.87 x 5

ΔP.E = - 49.4 J

Therefore, The net increase in potential energy by the crate is negative 49.4 Joules.

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I am with you wherever you go, but I am never personally there.
What am I????

Answers

Answer:

I'm pretty sure the answer is God.

a crocodile ate my shoes ​

Answers

Answer: Spiderman

Explanation: The raccoon man said so

Hope they weren’t crocs. Hate to see croc on croc violence ;(


Looking at a hypothetical situation requires what kind of thinking

Answers

Most likely requires hypothetical thinking, such as "what if........happened?"

What are the advantages and disadvantages of two-wheeled transportation?
edge2021

Answers

howdy! ^_^

the sample response from edge is

Two-wheeled transportation is an inexpensive way of traveling in comparison to cars, they conserve energy, and require little parking space. The disadvantages are they have high accident rates, requires special skill, constant attention, and requires the use of appropriate safety equipment.


hopefully this helps! goodluck<3

Can some help me with Question it's and emergency.
How did the film “The Birth of a Nation” Affect the African American community?

Answers

the movie's overt racism outraged African Americans and civil rights advocates.

I have finals next week and I need good study habit ideas… what can I do to understand everything I need to know?

Answers

I recommend Fiveable

I have cities, but no houses.
I have mountains, but no trees.
I have water, but no fish.
What am I?????

Answers

you’re a map.
hope this helps

Answer:

a map

Explanation:

Hope this helps. Plz give brainliest. Also, plz sub to kgirl633 on yt.

Catherine takes out a subsidized loan of $5,000 with an interest rate of 2%. How much will she owe on this loan at the time of graduation?
$5,000


$100


$5,400

$0

Answers

The answer is $5,400

The Image demonstrates the legacy of:
a nation-state
federalism
separatism
colonialism
dependency theory

Answers

Answer:

federalism

Explanation:

the Parliament is the federal institution with the power to make laws, to raise taxes, and to authorize government spending.



In a cluster sample:

A. a subset of naturally occurring groups are randomly sampled.

B. an alphabetic list of individuals is used for random selection into

the sample.

C. individuals are distinguished based on some characteristic such

as gender before they're randomly selected from the population.

D. only convenient members of the population are chosen.

E. None of the above

Answers

In a cluster sample only convenient members of the population are chosen. The correct option is D.

What is cluster?

In cluster sampling, a population is divided into clusters, which are smaller groups. They then choose a sample at random from these clusters.

Often employed to investigate huge populations, particularly those that are extensively geographically distributed, cluster sampling is a probability sampling technique.

Large, dispersed populations should be studied using cluster sampling because interviewing every individual would be expensive, time-consuming, and possibly impossible.

Cluster sampling enables the construction of smaller, more similar representations of the population being studied. Only practical population members are picked for a cluster sample.

Thus, the correct option is D.

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What are the benefits that can help the body in doing physical exercise? essay​

Answers

Answer:

a essay  a

Explanation:

Explain ONE way in which European practices affected the environment in the Americas in the period c. 1450-c. 1750.

Answers

A way through which European practices affected the environment in the Americas during this period was that colonization ruptured the ecosystem.

It should be noted that during this period, colonization ruptured the ecosystem. It brought in new organisms while others were eliminated.

Also, the Europeans brought many diseases with them. This decimated the population of the Native Americans. Therefore, new plants were planted by the Native Americans as medicines.

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In ΔABC, ∠B is a right angle, AB = 30, and sec A = 5/3. Find the value of csc C in fraction and in decimal form.
I will mark brainliest if you are correct!

Answers

sec(A) = 5/3   ⇒   cos(A) = 3/5

Angles A and C are complimentary (they sum to 90°), so

sin(C) = cos(A) = 3/5

since sin(90° - x) = cos(x) for all x, and in turn

csc(C) = 1/sin(C) = 5/3

what centrifugal force lead to the Rwandan civil war

Answers

Answer:

The Hutus and Tutsis. Also known as the Rwandian Genocide

Explanation:

What composition of rigid motions maps ΔPQR to ΔXZY?


A. T<1, 3> ◦ r(270°, O)


B. Rx = 0 ◦ T<0, 2>


C. T<6, 2> ◦ Rx = −2


D. Ry = −2 ◦ T<6, 0>

Answers

Answer:

reflection across x=1, translation up 2

units

Step-by-step explanation:

The order of vertices PQR is

clockwise, and the order of XZY

is counterclockwise. This means a

reflection is involved. The longest and

shortest sides are at the left and bottom

of APQR, and at the right and bottom

of AXZY, indicating the reflection is

left-right, not up-down.

Line x=1 contains the midpoints of

segments PX, QZ, and RY, so that is a

suitable line of reflection. Once APQR

is reflected over that line, it needs to be

translated upward 2 units to coincide

with AXZY.

The motions are ...

.

reflection over x=1

translation up 2

.

The motions could also be ...

reflection over y, translation right 2 and

up 2.

ANSWER

The composition of rigid motions maps ΔPQR to ΔXZY is T<6, 2> ◦ Rx = −2. The correct option is C.

What are rigid motion maps?

In rigid motion, the position or orientation of the entire set changes without affecting the separation between the line segments. A triangle, for instance, can turn or slide but not extend or squeeze.

PQR's vertices are in clockwise and XZY's are in a counterclockwise sequence. This indicates that a reflection is necessary. The reflection is left-right, not up-down, as evidenced by the longest and shortest sides being on the left and bottom of A PQR, and on the right and bottom of AXZY, respectively.

The midpoints of the segments PX, QZ, and RY are on line x=1, making it a viable line of reflection. To match with AXZY, APQR must be translated upward 2 units after crossing that line.

Therefore, the correct option is C. T<6, 2> ◦ Rx = −2.

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The question is incomplete. Your most probably complete question is given below:

The image is added.

EZ COLLEGE QUESTION:Which of the following people would be most appropriate to ask for a letter of recommendation to accompany your college application?:

A.the coach of your seventh grade soccer team

B.the minister of your local church who has known you for 10 years

C.the neighborhood family for whom you babysit on a regular basis

D.the friend you made at a two-week YMCA camp last summer

Answers

The minister of your local church who has known you for 10 years would be most appropriate to ask for a letter of recommendation. A letter of recommendation can help to obtain a job or college application.

A letter of recommendation is a document used to validate the work, specific skills, and/or academic performance of an individual.

These letters (letters of recommendation) are generally requested by a superior for obtaining a job or college opportunity.

The letters of recommendation can be helpful for adding extra merit to a job/college application.

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What holioday is your favorite if you answer correct you get brainliest

100 points

Answers

Answer:

Christmas and valentines day

Christmas bc i love giving gifts and spending time with fam

valentines day bc i like getting Chocolate  lol

:)

John notices Jimmy taking $5 from the cash register at the end of the night. Jimmy says that the company owes him for making him work three Friday nights in a row. Jimmy also asks John not to tell anyone. John’s ethical duty is to ______. a. Stay loyal to Jimmy and not turn him in b. Forget the incident because it doesn’t involve him c. Ask Jimmy for half the money not to tell d. Turn Jimmy in despite his protests Please select the best answer from the choices provided A B C D

Answers

Answer:

Explanation:

super subjective, but i assume they want D

John’s ethical duty is to turn Jimmy in despite his protests, hence option D is correct.

What is work Ethics?

Work Ethics are a set of standards, values, and moral with which employees executes their duties e,g Integrity.

In this case, if John does not turn Jimmy in, he will be an accomplice which is unethical also.

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What is the percent rate of increase for the exponential function f (x) = 2.5(1.3)^x

Answers

Answer:

f(x) = d/ dx (2.5x1.3)

f(x) =2.5×d/dx(1.3*)

f(x) =5xIn 13/10 x 13*/2×10*

So the answer is

f(x)=5IN13/1013*/210*

That's the correct answer I see in my book

f(x)=5•IN13/10•13*/2•10* is the percent rate of increase for the exponential function.

What is an exponential function?

The formula for an exponential function is f (x) = ax, where x is a variable and an is a constant that serves as the function's base and must be bigger than 0. The transcendental number e, or roughly 2.71828, is the most often used exponential function basis.

Y=abx y = a b x is the fundamental exponential function equation, where a denotes the y-intercept and b the growth factor.

When b > 0 and b 1, an exponential function has the form f(x) = bx. The base is b, and the exponent is x, just like in any exponential expression. The development of bacteria is an illustration of an exponential function. Some germs multiply by two per hour.

f(x) = d/ dx (2.5x1.3)

f(x) =2.5×d/dx(1.3*)

f(x) =5xIn 13/10 x 13*/2×10*

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A 0.2 kg baseball with a speed of 48 m/s is struck by a bat. The ball rebounds and travels in the opposite direction at 52 m/s. The ball was in contact with the bat for only 2 ms. Find the magnitude of the force of the bat on the ball.

Answers

The magnitude of the force of the bat on the ball is 10000 N

From the question given above, the following data were obtained:

Mass (m) = 0.2 KgInitial velocity (u) = 48 m/sFinal velocity (v) = 52 m/sTime (t) = 2 ms = 2×10¯³ sForce (F) =?

The magnitude of the force can be obtained as follow:

F = m(v + u) / t

F = 0.2 (52 + 48) / 2×10¯³

F = (0.2 × 100) / 2×10¯³

F = 20 / 2×10¯³

F = 10000 N

Thus, the magnitude of the force is 10000 N

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