A 0.460kg toy car is pushed with an initial velocity of 8.00m/s up a frictionless incline. How high above the ground does it get?

Answers

Answer 1

The toy car will reach a height of approximately 3.25 meters above the ground.

To find the height above the ground that the 0.460 kg toy car gets when pushed with an initial velocity of 8.00 m/s up a frictionless incline, we can use the conservation of mechanical energy principle. Since there is no friction, the initial kinetic energy of the car will be converted into potential energy when it reaches its highest point.

Initial kinetic energy (KE) = 0.5 × mass × initial velocity²
KE = 0.5 × 0.460 kg × (8.00 m/s)²
KE = 14.72 J (Joules)

At the highest point, the car's kinetic energy will be converted into potential energy (PE):
PE = mass × gravity × height
14.72 J = 0.460 kg × 9.81 m/s² × height

Now, we can solve for the height:
height = 14.72 J / (0.460 kg × 9.81 m/s²)
height ≈ 3.25 m

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Related Questions

What is the slope of the line perpendicular to the line 4x-3y+12=0?

Answers

y=-3/4x+12
Reasons bc u gotta get y by itself so u bring x to the other side then dived

if you help me I will make you branliest

if you help me I will make you branliest
if you help me I will make you branliest
if you help me I will make you branliest
if you help me I will make you branliest

Answers

This exercise is about creating two-dimensional shapes. The resulting shape is a quadrilateral - Square. See the attached for the lines drawn.

What was noticed about the two lines drawn?

The two lines are drawn each had parallel pairs; andThey were perpendicular to one another.

What is the meaning of perpendicularity?

When two lines intersect with one another such that they create a right angle, perpendicularity has occurred and both lines are said to be perpendicular to one another.

Hence:

AB ⊥ BCBC ⊥ CDCD ⊥ DA; and DA ⊥ AB.

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if you help me I will make you branliest

Which equation correctly uses the value of x to represent the cosine of angle A? cos(53o) = StartFraction 4 Over x EndFraction cos(53o) = StartFraction y Over 5 EndFraction cos(53o) = StartFraction x Over 4 EndFraction cos(53o) = StartFraction 5 Over y EndFraction

Answers

Here is the full question:

Triangle ABC is a right-triangle and sin(53o) = StartFraction 4 Over x EndFraction. Solve for x & round to the nearest whole number.

Triangle A B C is shown. Angle A C B is a right angle and angle B A C is 53 degrees. The length of B C is 4 centimeters, the length of A C is y, and the length of hypotenuse A B is x.

Which equation correctly use the value of x to represents the cosine of angle A?

cos(53o) = StartFraction 4 Over x EndFraction cos(53o) = StartFraction y Over 5 EndFraction cos(53o) = StartFraction x Over 4 EndFraction cos(53o) = StartFraction 5 Over y EndFraction

Answer:

cos(53°) = StartFraction y Over 5 EndFraction

Step-by-step explanation:

From the information above:

The sketch of the triangle is drawn and attached in the diagram below.

To find x using the sine rule,

We know that:

\(Sin \theta = \dfrac{opposite}{hypothenuse}\)

\(Sin (53^0) = \dfrac{4}{x}\)

Making x the subject of the formula:

\(x = \dfrac{4}{Sin \ 53^0}\)

\(x = \dfrac{4}{0.7986}\)

\(x \simeq 5\)

Now, the equation that correctly uses the value of x can be determined by finding the cosine of ∠ A.

Recall that:

\(Cos \theta = \dfrac{adjacent}{hypothenuse}\)

\(Cos \ 53^0 = \dfrac{y}{x}\)

where; x = 5

\(Cos \ 53^0 = \dfrac{y}{5}\)

Thus, the equation that correctly uses the value of x to represent the cosine of angle A is:

cos(53°) = StartFraction y Over 5 EndFraction

Which equation correctly uses the value of x to represent the cosine of angle A? cos(53o) = StartFraction

Answer:

simple answer B

Step-by-step explanation:

At an adventure resort, the total cost of a rafting trip consists of a fixed cost to rent the raft plus a per person cost for each person in the raft. At the resort, the fixed cost to rent a raft is $45 and
the per person cost for each person in the raft is $25. Which of the following functions, represents the total cost, in dollars, of a rafting trip at the resort as a function of the number of people
in the raft
A
f(a) 25.1 +45
B
f (x) = 45.r+25
с
f(x) = (25+45)
D
f(x) - (45) (25)

Answers

Answer: Its c

Step-by-step explanation:

I did it

The function that represents the total cost, in dollars, of a rafting trip at the resort is f(x) = 25x + 45

What is function?"It is a relation between input and output values.""In function, for each input there is exactly one output."

For given question,

the fixed cost to rent a raft is $45

and the per person cost for each person in the raft is $25.

Here, the variable cost is the per person cost for each person in the raft as it depends on the number of people in the raft.

Let, x be the number people

The cost for 'x' people would be,

25x

So, the function that represents the total cost, of a rafting trip at the resort as a function of the number of people in the raft would be,

f(x) = 25x + 45

Therefore, the function that represents the total cost, in dollars, of a rafting trip at the resort is f(x) = 25x + 45

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f(n) = -11 + 22(n = 1)
Complete the recursive formula of f(n).
f(1) =
f(n) = f(n - 1)+

Answers

Answer:

\(f(n)=f(n-1)+22\).

Step-by-step explanation:

Note: In the given function it should be (n-1) instead of (n=1).

Consider the given function is

\(f(n)=-11+22(n-1)\)

It is the explicit form of an A.P.

For \(n=1\),

\(f(1)=-11+22(1-1)=-11+0=-11\)

For \(n=2\),

\(f(2)=-11+22(2-1)=-11+22=11\)

Common difference is  

\(d=a_2-a_1=11-(-11)=11+11=22\)

The recursive formula of an A.P. is

\(f(n)=f(n-1)+d\)

Substitute \(d=22\) in the above formula.

\(f(n)=f(n-1)+(22)\)

\(f(n)=f(n-1)+22\)

Therefore, required recursive formula is \(f(n)=f(n-1)+22\).

What is the missing value??

What is the missing value??

Answers

the missing value is 17.

Answer:

17

Step-by-step explanation:

The 'y' is increasing by 4 every time 'x' is going up by 1

Solve for the value of x

A. 20
B. 10
C. 45
D. 3

Solve for the value of xA. 20B. 10C. 45 D. 3

Answers

Answer:

10

Step-by-step explanation:

\(x + 5 = 15 \\ x + 5 - 5 = 15 - 5 \\ x = 10 \)

Mr. Ramirez purchased 20 concert tickets for a total of $225. The concert tickets cost $15 for adults and $10 for children under the age of 12.

Part A: Which system of equations represents the given scenario? Let a represent adults and c represent children.

A.10a + 15c = 20
a + c = 225

B.10a + 15c = 225
a + c = 20

C.15a + 10c = 225
a + c = 20

D.15a + 10c = 20
a + c = 225

Part B: What is the solution to the system of equations?
A.5 adults and 15 children
B.10 adults and 10 children
C.15 adults and 5 children
D.9 adults and 9 children

Answers

Answer:

Part A) C

Part B) A

Step-by-step explanation:

For part B I solved for a (adults) which then I got 5

I will attach an image of my work for part b

sorry for the poor quality picture

Mr. Ramirez purchased 20 concert tickets for a total of $225. The concert tickets cost $15 for adults

The system of equations that represents the given scenario is a + c = 20, 15a + 10c = 225 and the solution to the system of equations is a = 5 (adults) and c = 15 (children).

What is Equation?

Two or more expressions with an Equal sign is called as Equation.

Let a represent the number of adult tickets and c represent the number of children's tickets.

The total number of tickets purchased is 20, so we have:

a + c = 20

The cost of an adult ticket is $15 and the cost of a children's ticket is $10. The total cost of the tickets is $225, so we have:

15a + 10c = 225

Therefore, the system of equations that represents the given scenario is:

a + c = 20

15a + 10c = 225

Now let us solve a and c values by using substitution method.

a=20-c

Now substitute in equation 15a + 10c = 225

15(20-c)+ 10c = 225

300 - 15c + 10c = 225

-5c = -75

c = 15

Substituting c = 15 into the first equation, we get:

a + 15 = 20

a = 5

Therefore, the system of equations that represents the given scenario is

a + c = 20, 15a + 10c = 225 and the solution to the system of equations is a = 5 (adults) and c = 15 (children).

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X+3x-3+2x²+8-5x

Options 1,2,3 or 4?

X+3x-3+2x+8-5x Options 1,2,3 or 4?

Answers

The answer would be option one (if you want me to explain I can)

Hope this helps

Have a great day/night

A car was purchased for $24,000. Its value is predicted to decay exponentially, decreasing by 13% each year. Write an equation to determine the value of the car.

Answers

Answer:

y= P(0.87)^t

Step-by-step explanation:

Given data

Price P=  $24,000

Rate of decay in price= 13%

The expression in terms of y, p and t  is

y=P(1-r)^t

y= P(1-0.13)t

y= P(0.87)^t

What else besides the hourly wage
is important to you when choosing a job? if you are
married with children, does that affect your decision
when choosing a job?

Answers

Besides the hourly wage, other important factors when choosing a job may include the job benefits, work-life balance, job security, career growth opportunities, company culture, and commute time.

What factors besides pay matter to you when selecting a job?

While the hourly wage is a crucial aspect of a job, other factors can significantly impact job satisfaction and overall quality of life.

For example, job benefits such as health insurance, retirement plans, and paid time off can help provide financial security and peace of mind.

Work-life balance is also critical, particularly for those with family obligations. A job that offers flexible working hours or remote work options can be appealing to parents with children.

Job security is another factor that people consider when choosing a job, as it can provide stability and minimize stress.

Career growth opportunities can also be important, as they allow employees to develop their skills and advance in their careers.

Finally, company culture can play a significant role in job satisfaction, as it can impact work relationships, communication, and overall job enjoyment.

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In general, there are many factors that people consider when choosing a job beyond the hourly wage. like cultural values.growth opportunities.lifestyle, benefits like health insurance, and commutes.

and advancement possibilities.

Find out the factors that affect an individual in choosing a job?

Company culture and values

Opportunities for career growth and advancement

Location and commute

Benefits such as health insurance, retirement plans, and paid time off

Work-life balance and flexibility

Job security and stability

Opportunities for learning and development

The nature of the work itself and the level of challenge it presents

The reputation of the company or industry

Being married with children can certainly affect one's decision when choosing a job. Factors such as work-life balance, flexibility, and benefits like parental leave become more important for individuals with families. The location of the job may also be a consideration if it impacts the school district in which their children attend. Additionally, if a job requires frequent travel or long hours, it may be less desirable for someone with family responsibilities.

We can elaborate on these factors:

Company culture and values: A company's culture and values can play a significant role in job satisfaction and overall well-being. Employees may prefer a company that has a positive work environment, a sense of community, and a commitment to ethical practices and social responsibility.

Opportunities for career growth and advancement: Many employees want to feel that they have opportunities to learn new skills, take on new challenges, and advance in their careers. This can include opportunities for promotion, training and development programs, and mentorship.

Location and commute: The location of a job can have a significant impact on an individual's decision to accept an offer. Factors such as proximity to home, traffic, and accessibility of public transportation can all influence the decision.

Benefits such as health insurance, retirement plans, and paid time off: Employers who offer comprehensive benefits packages can be more attractive to potential employees. Benefits such as health insurance, retirement plans, and paid time off can be critical for individuals with families.

Work-life balance and flexibility: Many individuals prioritize jobs that offer work-life balance and flexibility. This can include flexible scheduling, remote work options, and the ability to take time off for personal reasons.

Job security and stability: Individuals may prefer jobs that offer long-term stability and security. This can be especially important during times of economic uncertainty.

Opportunities for learning and development: Many employees want to continue learning and developing their skills, so jobs that offer opportunities for professional growth and development can be very attractive.

The nature of the work itself and the level of challenge it presents: For some individuals, the nature of the work itself is the most important factor. They may prefer jobs that challenge them intellectually or that allow them to make a difference in the world.

The reputation of the company or industry: The reputation of a company or industry can influence an individual's decision to accept a job offer. For example, some individuals may be more attracted to working for a company with a strong reputation for ethical practices or environmental sustainability.

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A department store buys 200 shirts at a cost of ​$ 3600 and sells them at a selling price of ​$ 20 each. Find the percent markup.

Answers

The value of the calculated percent markup of the shirt is 11.1%

Finding the percent markup of the shirt

From the question, we have the following parameters that can be used in our computation:

A department store buys 200 shirts at a cost of ​$ 3600 and sells them at a selling price of ​$ 20 each.

This means that

Cost price = 3600/200

Evaluate

Cost price = 18

The percent markup of the shirt is then calculated as

Percentage = (20 - 18)/18

Evaluate

Percentage = 11.1%

Hence, the percent markup of the shirt is11.1%

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What is the slope of the line that contains the points ( -3 , -7/2) and (2, -4)

1/4

1/10

-1/10

-1/4

Answers

Answer:

1/10

Step-by-step explanation:

Use change in y divided by change in x formula

Find composite function

Find composite function

Answers

Answer:

1 / (99 - 40x).

Step-by-step explanation:

The whole of g(x) is input to f(x), so:

we replace the x in f(x) by g(x).

f(g(x)) =  1 /  [8(12 - 5x) + 3]

=  1 /( 96 - 40x + 3)

= 1 / (99 - 40x).

Four times a number decreased by 25
is the same as the opposite of the number. Find the number

Answers

Answer:

x = 5

Step-by-step explanation:

Translate the word problem into an equation and solve for x

4x - 25 = -x

Add 25 to both sides

4x = -x + 25

Add x to both sides

5x = 25

Divide both sides by 5

x = 5

Number 24! Please I really need it!

Number 24! Please I really need it!

Answers

Answer:

Step-by-step explanation:

since they say that there are the 3 parallelograms, and that the two small ones are also part of the bigger one.. then HJ and FG are parallel lines and there fore  ∠2 ≈ ∠3

:)

two positive numbers have a ratio of 3:2 . the difference of their squares is 25. write an equation and solve to find the two numbers.

Answers

Step-by-step explanation:

x^2 -y^2 = 25

x/y = 3/2    or   x = 3/2 y   <=====sub into first equation

(3/2 y)^2 - y^2 = 25

9/4 y^2 - y^2 = 25

5/4 y^2 = 25

y^2 = 25 (4/5) = 20

y = sqrt (20) = 2 sqrt 5

                then x = 3/2 y =  3 sqrt5

the average weight of a , b and c is 45 kg if the average of a and b is 40 kg that of b and c is 43 hen the weght of b is?

Answers

Therefore, the weight of B is 31 kg.

Let's solve the problem step by step.

1.Let's assign variables to the weights of the three individuals:

Weight of A = a

Weight of B = b

Weight of C = c

2.We are given that the average weight of A, B, and C is 45 kg:

(a + b + c) / 3 = 45

3.We are also given that the average of A and B is 40 kg:

(a + b) / 2 = 40

4.Additionally, we are given that the average of B and C is 43 kg:

(b + c) / 2 = 43

5.From equation 3, we can solve for a + b:

a + b = 2 * 40

a + b = 80

6.Substituting this value into equation 1:

(80 + c) / 3 = 45

7.Solving equation 6 for c:

80 + c = 3 * 45

80 + c = 135

c = 135 - 80

c = 55

8.Substituting the value of c into equation 4:

(b + 55) / 2 = 43

9.Solving equation 8 for b:

b + 55 = 2 * 43

b + 55 = 86

b = 86 - 55

b = 31

Therefore, the weight of B is 31 kg.

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I don’t know it it’s to hard to understand it please help me

I dont know it its to hard to understand it please help me

Answers

Answer:

3

Step-by-step explanation:so it’s simple you just have to see how many Xs to put on each number and then you get your answer.

Pls help Using the figure below, identify the interior and exterior angles.

Pls help Using the figure below, identify the interior and exterior angles.

Answers

Answer:

interior angle=5&3 and4&6

exterior angle=5&2,6&1,3&8,4&7

Under his cell phone plan, Julian pays a flat cost of $54 per month and $3 per gigabyte, or part of a gigabyte. (For example, if he used 2.3 gigabytes, he would have to pay for 3 whole gigabytes.) He wants to keep his bill under $65 per month. What is the maximum whole number of gigabytes of data he can use while staying within his budget?

Answers

Answer: 3 gigabytes

Step-by-step explanation:

54 + 3x < 65

3x < 11

x < 11/3

The largest whole number that's less than 11/3 is 3.

What is the coefficient of 5x² in 5x² 5x?

Answers

Answer:

Step-by-step explanation:

i think 1

Find the value of the smaller angle. (Hint find the value of x first)

Find the value of the smaller angle. (Hint find the value of x first)

Answers

The sum of both angles must be 180°, therefore:

(2x+24) + (4x+36) = 180°

6x + 60 = 180°

6x = 120°

x = 120/6 = 20°

Then, the smaller angle is 2*20 + 24 = 64


Jackson Middle School sells bags of popcorn on Fridays for $2.50. Amal borrowed popcorn money from Bella for three weeks, and paid back 1/2. Which
expression shows how much money Amal owes Bella.
O x 3(-2.5)
O-2.5 (3)
O + 2.5 (3)
○ 3 (2.5)

Answers

Correct answer is A. Amal owes Bella  x 3(-2.5)

What is linear equation?

A linear equation is an algebraic equation of the form y=mx+b, where m is the slope and b is the y-intercept, and only a constant and a first-order (linear) component are included. The variables in the preceding equation are y and x, and it is occasionally referred to as a "linear equation of two variables."

Given,

School sells bags of popcorn on Fridays for $2.50.

money paid back to Bella after 3 weeks - 1/2

⇒ Amal owes Bella =  x 3(-2.5)

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Please answer it in two minutes

Please answer it in two minutes

Answers

Answer:

8√3

Step-by-step explanation:

Sin 30 =4√3/DE

DE = 4√3/Sin30 = 8√3

Whats 8^6 ÷ 8 pls ty :D

Answers

Answer:

\( {8}^{6} \div 8 \\ = {8}^{6} \div {8}^{1} \\ = {8}^{(6 - 1)} \\ = {8}^{5} \)

Answer:

\(8^{5}\) or 32768

Step-by-step explanation:

When dividing exponents, you subtract the exponent on the top from the one on the bottom:

\(8^{6}\)/\(8^{1}\) = \(8^5\)  because 6-1 = 5

according to the smcre model presenters have the most control over the source variable beause they cn control of their appearance. True or false?

Answers

False. According to the SMCRE model, which stands for Source, Message, Channel, Receiver, and Environment, presenters do not have the most control over the source variable.

According to the SMCRE model, which stands for Source, Message, Channel, Receiver, and Environment, presenters do not have the most control over the source variable. In this model, the source variable refers to the information being presented or communicated. While presenters can influence the source through their choice of content and delivery, they do not have complete control over it. The source variable can also include factors such as the underlying research, data, or ideas being conveyed, which may not be directly controlled by the presenter. Other variables, such as the message, channel, receiver, and environment, also play significant roles in the overall communication process.

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sin x=0.6, x lies in quadrant two.

Answers

\(\qquad\qquad\huge\underline{{\sf Answer}}\)

Here we go ~

\(\qquad \tt \dashrightarrow \: \sin(x) = 0.6\)

\(\qquad \tt \dashrightarrow \: \sin(x) = \dfrac{6}{10} \)

\(\qquad \tt \dashrightarrow \: \sin(x) = \dfrac{3}{5} \)

\(\qquad \tt \dashrightarrow \:x = \sin {}^{ - 1} ( \dfrac{3}{5} ) \)

\(\qquad \tt \dashrightarrow \:x = 37 \degree\)

Now, since we have to find the value of x in quadrant 2, we have to subtract the given value from 180°

that is :

\(\qquad \tt \dashrightarrow \:x = 180 - 37\)

\(\qquad \tt \dashrightarrow \:x = 143 \degree\)

A box of pancake mix containing 2 1/4 pounds costs $3.60. What is the cost per pound?

Answers

Answer:

$1.60

Step-by-step explanation:

$3.60 divided by 2 1/4 is $1.60

3) Which table does NOT represent a function?
A) A
B) B
C) C
D) D

3) Which table does NOT represent a function?A) AB) BC) C D) D

Answers

Answer:

I think it's c pick c it's c

Answer:

the answer is d

Step-by-step explanation:

A function can not have an input with more than one outcome

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Write an informative essay explaining how to determine when to make a compromise, the value in making compromises, and examples of the kinds of compromises people make. 20% of the songs in all of Theo's playlists are considered country songs. Suppose we randomly pick 50 songs from all of his playlists. Using the normal approximation, , to the binomial model, what is the probability of getting more than 16 country songs in the sample of 50 songs what is a trade? please help The COM 341 Medical Supplies is in charge of maintaining hospital supplies at UVic Hospital. The lead time for replenishment deliveries is 6 days. It was calculated that the mean demand for a 3-day period was 60 units, with a standard deviation of 7 units. Please assume that demand follows a normal distribution. COM 341 Medical Supplies would like to maintain a 90% service level.Required:What is the appropriate reorder point? A pole is 65 feet tall. A support wire is attached to the top of the pole and secured to the ground 33 feet from the base of the pole. Find the approximate length of the wire.A.60B.32C.56D.73Plz answer Plsss help for 20 points for a continuous random variable x, p(20 x 65) = 0.35 and p(x > 65) = 0.19. calculate the following probabilities. (round your answers to 2 decimal places.) (d). Use the diagonalization procedure to find the general solution, x = x, x = x + 2xx = x x3 [10 marks] b + 5 2/7 = 7 1/8. b = ________ You have decided to start seving for retirement. You will be putting \( \$ 2000 \) into an account every yeor for the noxt 30 years tyou won't be starting with any moneyl. Assuming you esn eain 5 os a The sphere-rod combination can be pivoted about an axis that is perpendicular to the plane of the page and that passes through one of the five lettered points. Through which point should the axis pass for the moment of inertia of the sphere-rod combination about this axis to be greatest? create a scenario that might cause a worker to suffer from sever respiratory problems , heat stoke , and possible equipment injuries . in what ways can names be limiting Find the curl and divergence of the vector fieldF(x,y,z) = yz (sin(xy) )i - xz(sin(xy)) j cos(xy) k actoring Quadratic Expressions. Factor each completely. 1) x. 2 7x 18. 2) p. 2 5p 14. 3) m. 2 9m + 8. Some interesting facts on Micheal Craig Martin please! help is appreciated. :) will give brainliest a strain of e. coli has a mutation such that allolactose cannot bind to the allosteric site of laci. what is the most likely phenotype for this strain? michelle needs to sell her idea to remodel their business waiting room to her boss. michelle is more likely to succeed if she can base her argument on saving or earning money. t/f Separated from his family, and adrift on a small raft, it was Xavier that Simon saw bobbing along on the horizon. What implicit idea is suggested by the author's use of "adrift"?