Thursday

July 24, 2014

July 24, 2014

Total # Posts: 830

**Math**

50MB file is compressed using a compression ratio of 10. What is the compressed file size?

**math**

exmple of porportion and ratios in your daily lives.

**computer science**

can please help me to fill this: In the TCP/IP model, the best path through the network is determined at the ______________ layer. In the OSI model, the same function is carried out at the ______________ layer.

**algebra**

35+ 6 x < 20 -2

**Algebra**

35+ 6x <29-2

**Math**

Can please someone check my answer: a)385 data loss incidents took place b)110 million people were affected by personal data loss incidents c)3% of all data loss incidents were caused by hard copy theft/loss d)20% of all data loss incidents were caused by portable media theft/...

**Computer science**

can you please explain, i didn't get it. Thanks

**Computer Science**

Can please someone check my answer: a)385 data loss incidents took place b)110 million people were affected by personal data loss incidents c)3% of all data loss incidents were caused by hard copy theft/loss d)20% of all data loss incidents were caused by portable media theft/...

**Algebra 2**

Walking at 4km/h, Bruce can make the roundtrip between his campsite and Lookout Point in 2.5 h. Rowing on Crooked River, he can row upstream from the campsite to Lookout Point in 1 h and can row back again in 40 min. Find Bruce’s rate of rowing in still water and the spee...

**lab**

i need 200mL of an 8 molar solution of dilute acid, and my stock cconcentrate is 18 molar, how much of the concentrate, and how much water will i need?

**chemistry help**

the rate constant (k) for a reaction was measured as a function of temperature. A plot of In k versus 1/T (in K ) is linear and has a slope of -1.01 x 10^4 K. Calculate the activation energy for the reaction. i dont know how to solve it???

**algebra**

If a pizza is 15.00 and the cost is 55.00 labor is 4.00 what is the equation to determine revenue?

**social studies**

1) how did the fact that fur trading companieswere econimic imperialists affect the development of westerm Canada? 2) how did the arrival of settlers in the West affect the fur trade? 3) describe the role played by Native peoples in the fur trade. 4) describe the role played b...

**Computer Science**

a)385 data loss incidents took place b)110 million people were affected by personal data loss incidents c)3% of all data loss incidents were caused by hard copy theft/loss d)20% of all data loss incidents were caused by portable media theft/loss e)15% of data loss incidents w...

**computer science**

What are the differences between VPN and private network?

**geometry**

this answer is incorrect .

**Science/language arts**

I need a poem that I need about lithosphere

**Geometry**

In a triangle labeled ABC with the following coordinates A(-3,2) B (0,4) C (2,-1) What is the image of each vertex? Give answer as an ordered pair.

**Geometry**

In a triangle labeled ABC with the following coordinates A(-3,2) B (0,4) C (2,-1) What is the image of each vertex? Give answer as an ordered pair.

**Algebra 2**

One of the the zeros of the functions F(x)= x^4+2x^3-13x^2-38x-24 is x=-3, find the other zeros of the function.

**geometry**

this answer is incorrect .

**precal**

are there solutions to x^3+27i=0 is so what are they?

**precal help**

Find a Parabola with Vertex (3,1) Focus (4,1) Find the vertex of 4y^2+4y-16x+13=0 Find the center of an ellipse 9x^2+4y^2-36x-24y-36=0 Find an ellipse with minor axis of 8 and vertices at (-9,3),(7,3)

**PRECAL**

answers please btw steps arent necessary

**PRECAL**

Find a Parabola with Vertex (3,1) Focus (4,1) Find the vertex of 4y^2+4y-16x+13=0 Find the center of an ellipse 9x^2+4y^2-36x-24y-36=0 Find an ellipse with minor axis of 8 and vertices at (-9,3),(7,3)

**chemistry**

determine the mass of phosphoric acid that can be produced by the reaction of one thousand tons of phosphate rock and sulfuric acid

**math 116**

Simplify. -2[38-(-56-50)]=

**physics**

are you sure? because this is a acceleration in two dimensions problems. the answer is supposed to be in the form of ( , )m/s.

**physics**

help please. thankyou.

**physics**

An electron starts at rest. Gravity accelerates the electron in the negative y direction at 9.80 m/s2 while an electric field accelerates it in the positive x direction at 3.80×106 m/s2. Find its velocity 2.45 s after it starts to move.

**physics**

that is indded correct! can you help me on the other question i had too? its right above this post. it is either the electron or cannon question. thanks so much again!

**physics**

please can someone help?

**physics**

A long jumper travels 8.95 meters during a jump. He moves at 10.8 m/s when starts his leap. At what angle from the horizontal must he have been moving when he started his jump? You may need the double-angle formula: 2 sin u cos u = sin (2u)

**physics**

can someone pls help me??

**physics**

An electron starts at rest. Gravity accelerates the electron in the negative y direction at 9.80 m/s2 while an electric field accelerates it in the positive x direction at 3.80×106 m/s2. Find its velocity 2.45 s after it starts to move.

**Music**

Did will smith write his own music?

**College Chemistry-Please**

THANKS!!!

**College Chemistry-Please**

*Only need input not doing it for me. PLEASE QUESTION: Some hydrocarbon fuels have sulfur present and contribute to air pollution. When this solid sulfur is burned in the presence of oxygen, the noxious, toxic gas sulfur dioxide results. If there is .50 grams of sulfur and 1.5...

**Chemistry 111**

Thanks! I knew the formula but wasn't quite sure if i convert mL to L in the formula. I know that I must covert C to K and Torr to Atm for the equation.

**english**

did dwight d eisenhower achieved the american dream?

**math**

200 pages 20 divided by .10

**research and evaluation**

Give examples of both discrete and continuous data? What makes them different? Is the measurement of money continuous or discrete? Explain. Can discrete data be analyzed using the normal distribution? Why or why not?

**research and evaluation class**

describe joint probability for independent events and give an example of how you would calculate it. How is this different than conditional probability? The following payoff table gives the return on three alternative business decisions based on three possible scenarios –...

**geometry**

find AB if BD is a median of triangle ABC

**algebra**

What is x/3=7/6

**business**

describe why it is important to consider each domain in the study of adult development

**Science**

When learning about types of energy what are the types of energy for: A. a lit match, yo-yo, bicycle, trampoline, apple, lightbulb, cooker, moving bullet, nuclear bob, hairdryer, solar panel,campfire, car, human, tv, mobile phone, thanks

**9th grade**

What is the total supply for US - silk, coffee, or bananas or all of them?

**chemical principal**

a chemist weidghed 1.25g of sodum hydroxide ,placed it in a volumetric flask and then added enough deionized water to bring the total volume to 250mL. How many moles of NaOH were added to the volumetric flask

**chem--please help me!!**

when a 25.0 mL sample of an unknown acid was titrated with a 0.100 M NaOH solution. Determine Ka for the unknown acid. Volume NaOH = 12.5 mL; pH=3.80 please help me explain in details!!!

**spanish**

presidencial día esté Thank you for the help.

**spanish**

Hoy en dia pavos SON perdonados en caso de que el pavo no este disponible para el perdón presipdencial. Is SON correct in this sentence and if it is, why?

**chem**

35.00 grams of propane C3H8 are burned. How many grams of CO2 ARE PRODUCED

**algebra**

I get confused when solving for some of the fractions in my problem. how would you solve for 1+(-2/(sqroot 5))? I just need a refresher on the order of operations for it. Thanks!

**college**

describe why it is important to consider each domain in the study of Adult Development?

**ECONOMICS HELP PLEASE **

i need to find any sources (articles) dealing with factory orders, employment levels, foreign companies, and factory closures... because I need to write a page of each one of them and what it means also...please help me on it

**math**

If f(x)=(3x+6)^–1, find f'(x).

**math**

If f(x)=(3x+6)–1, find f'(x).

**Chemistry **

27.0 mL of 1.00 M HClO4 are mixed with 27.0 mL of 1.00 M LiOH in a coffee cup calorimeter. The calorimeter constant is 28.1 J/C. Both were initially at 21.31 C. Calculate delta H(rxn) in kJ/mol for the reaction.

**statistics**

What would be the range of the scores 71, 37, 48 from the same set with 95% cofidence level?

**chemistry**

.819 mol CO2= 30604 g CO2 X= 3.604 g CO2/100.09 g/molCaCO3= .036 mol CaCO3 Y=3.604 g CO2/84.32 g/mol MgCO3= .043 mol MgCO3 I'm stuck. I don't think I did it right.

**chemistry**

Thank you. But could you explain how you got that equation for solving for x and y? I need to prove my answer.

**chemistry**

A mixture of CaCO3 and MgCO3 weighing 7.85 g was reacted with excess HCL. The reactions are CaCO3+2HCL=CaCl2+H2O+CO2 and MgCO3+2HCl=MgCl2+H2O+CO2. The sample reacted completely to produce 1.94 L CO2 at 25 degrees C and 785 torr. Calculate the percentage of CaCO3 and MgCO3 in t...

**Chemistry**

Given one of the following solution: 50.00mL of 0.10M of K2CrO4 answer the following. 1. How do you prepare the solution? 2. What volume (mL) of your solution contains 5.00X10(-4) moles of the solute? 3. What volume of your solution contains 1.00g of the solute? 4. What is the...

**Psy 340**

What are some examples of theories concerning sexual orientation, hormones, and the brain? Which one do you feel is most accurate? Why?

**statistics**

Sample size is 24, Mean rate of 6.50%, Standard Deviation is 1.20. Calculate 90% of confidence interval

**engish (beowulf)**

how does the battle between Beowulf and the dragon show the inequalities of the Anglo saxon class system?

**Business**

How did U.S manufacturers become vulnerable to offshore outsourcing?

**business**

•In a managers’ meeting, discuss the impact of the well-publicized ethical lapses in recent years by several large companies.

**algebra**

2v+18=16-4(v+7)

**physics**

The pendulum swings past the pole 14 times in 21 seconds. The weight of the bob is 10g. Calculate the period?

**Algebra**

Write a polynomial for the area between two concentric circles if the radius of the outer circle is two less than three times the radium of the inner circle.

**Algebra**

I have 18 bills that equal $100.00 (5-$10 bills, 9-$5 bills, 3-$1 bills, 1-$2 bill). How can this be expressed in an algebric equation?

**physics**

A tennis player aims to serve the ball horizontally when their racquet is 2.5 m above the ground. The distance from the player to the net is 15.0 m and the net is 0.9 m high (a) What is the minimum speed with which the ball must leave the racquet if it is to just clear the net...

**adult education**

do i use is / are invited? You and a friend or 2 is invited to my Garage Sale.

**algebra**

Find the indicated outputs for f(x)=4x^2 -4x f(0) f(-1) f(2)

**Algebra II**

its supposed to say sketch the graph of the x and y and then the -2¡Ýt¡Ý5 should be -2 < (or equal to) t < (or equal to) 5

**Algebra II**

I sketched the graph for this but I don't know how to find B and C: x=t-2 Sketch the graph of: for -2¡Üt¡Ü5 Y=t^2-4t-3 B. State the domain of x and the range of y. c. Write y as a function of x.

**Algebra II**

Find the quadratic equation x^2+px+q=0 if the roots a and b are the dimensions of a rectangle whose diagonal is 8 and area is 26

**Algebra II**

Given f(x)=x^3-7x^2+6x+14, what is the a. sum of its zeros? b. product of its zeros? c. sum of the squares of its zeros?

**Algebra II**

The ¡Ý is suposed to be a > or equal to and the upside down ! isn't supposed to be there.

**Algebra II**

Solve for x. Give your answer using interval notation. a. |2x-3|¡Ý 12 b. 9-2|x+1|<-3

**macro**

an isolated earthquake at the begining of the year desroyed part of the nation capital stock, and the nations govermnet significantly reduced its purchases of goods and services

**algebra**

How many different license plates are possible using the letters A and B,but there can never be 2 A's next to each other.

**Science**

How Does Earth's atmosphere make conditions on Earth suitable for living things?

**STASTICS**

If the median home price in your area has decreased in your area in the last 2 years, how does this differ from the mean price in your area? Please explain why and include examples.

**Math**

What would be the correct answer to this question? How do you find out the unknown factor in a multiplication problem?

**Maths**

Please help!!! The mass of a particular substance is known to grow exponentially at a rate of 1.5% per day. Its initial mass was 230 grams and, after t days, it weighed 325 grams. The equation modelling this growth is 230×1.015 t = 325. Us...

**statistics**

Formulate a hypothesis statement and perform the five-step hypothesis testing procedure

**MTH233/statistics UOP**

You work for the public relations department of the Social Security Administration. In an effort to design better advertising campaigns, your department decides to conduct a survey to find out the opinions people in the United States have about the Social Security system. One ...

**MTH233/statistics UOP**

. Hypothesis Testing o Please complete the following 5-step hypothesis testing procedure in your Learning Teams: A simple random sample of forty 20-oz bottles of Coke® from a normal distribution is obtained and each bottle is measured for number of ounces of Coke® in t...

**MTH233/statistics UOP**

Please complete the following 5-step hypothesis testing procedure in your Learning Teams: A simple random sample of forty 20-oz bottles of Coke® from a normal distribution is obtained and each bottle is measured for number of ounces of Coke® in the bottle. The sample m...

**MTH233/statistics UOP**

A car company says that the mean gas mileage for its luxury sedan is at least 21 miles per gallon. You believe the claim is incorrect and find that a random sample of five cars has a mean gas mileage of 19 miles per gallon and a standard deviation of 4 miles per gallon. Assume...

**MTH233/statistics UOP**

Clickfraud has become a major concern as more and more companies advertise on the Internet. When Google places an ad for a company with its search results, the company pays a fee to Google each time someone clicks on the link. That’s fine when it’s a person who’...

**MTH233/statistics UOP**

Industry 1980 1997 Agriculture 290 727 Mining 994 586 Construction 4,473 5,513 Manufacturing 21,165 18,633 Transportation 4,623 6,247 Trade 20,258 28,813 Finance and Insurance 5,295 7,367 Services 17,186 37,380 • • The table above shows the number of employees, in th...

**MTH233/statistics UOP**

• Best Practices has the following caveats: • • Use a bar chart to show the frequencies of a categorical variable. • • Use a pie chart to show the proportions of a categorical variable. • • Preserve the ordering of an ordinal variable. •...

**MTH233/statistics UOP**

A manager has portioned the company’s sales into six districts: North, East, South, Midwest, West and International. What graph or table would you use to make the points below in a presentation for management? 1. A figure that shows the slightly more than half of all sale...

**MTH233/statistics UOP**

Find one quantitative and one qualitative data set from a reliable source and determine the best way to present that data graphically. Show your graph and explain your reasoning for choosing this presentation method. When might the reported median of data be more appropriate t...

**Nutrition, Health, and Safety for Young Children **

What is a good thesis statement which discuss the overall wellness of young children and the role an Early Childhood Education Setting can play in a young child's health and well-being?

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