Friday

October 24, 2014

October 24, 2014

Total # Posts: 1,614

**math**

(x+6)-(2x+7)-3x=-9
*September 13, 2012*

**physics**

An object is released from rest on a planet that has no atmosphere. The object falls freely for 5.02 m in the ﬁrst second. What is the magnitude of the acceleration due to gravity on the planet? Answer in units of m/s can someone help me please? i tried doing this -5....
*September 13, 2012*

**Physics**

In an action movie, the villain is rescued from the ocean by grabbing onto the ladder hanging from a helicopter. He is so intent on gripping the ladder that he lets go of his briefcase of counterfeit money when he is 130above the water. If the briefcase hits the water 6.0 ...
*September 13, 2012*

**physics**

can anyone at all help me please?
*September 13, 2012*

**physics**

A) A ball is thrown vertically upward with a speed of 27.6 m/s from a height of 1.9 m. How long does it take to reach its highest point? The acceleration of gravity is 9.81 m/s2. Answer in units of s B) How long does the ball take to hit the ground after it reaches its highest...
*September 13, 2012*

**physical science**

cart rolling a a speed of 10m/s comes to a stop n 2 s. what is the car's acceleration?
*September 12, 2012*

**math**

A wildfire spread for 7 days and covered a total 780 square miles. How can you estimate the number of square miles the wildfire covered per day?
*September 11, 2012*

**math**

Ariel has 19 more cds than her sister. Victor has 3 times as many cds as Ariel has. Which expression can be used to show how many cds the three have in total? a)19+3x b)51+3x c)76+3x d) 76+5x
*September 10, 2012*

**world history**

benjamin franklin thought the colonist would oppose new taxes from britain
*September 10, 2012*

**Humanities**

Compare and contrast the legacies of cultural syncretism in Africa and the Americas with the resistance to cultural change Westerners encountered in China and India. What cultural factors caused the differences in outcomes?
*September 8, 2012*

**spanish**

What form of conjugated verb do I use for "tus amigos" is it in the ellos category? so it would be something like Tus amigos estudian para el examen. is that correct?
*September 8, 2012*

**History**

How did the British Colonial System in Virginia differ from the Spanish system in Central America and the Caribbean? Explain the differences in the reasons for colonization and the differences in the way their colonies were set up (address both economic and social).
*September 5, 2012*

**Economics**

3. Suppose a firm has a constant marginal cost of $10. The current price of the product is $25, and at that price, it is estimated that the price elasticity of demand is -3.0. a. Is the charging the optimal price for the product? Demonstrate how you know. b. Should the price ...
*September 3, 2012*

**Economics**

1. Given each of the following price elasticities, determine whether marginal revenue is positive, negative, or zero. a. -5 b. -1 c. -0.5
*September 2, 2012*

**Accounting**

On July 1, 2011, ABC Grocers, Inc. purchased an investment in the 5 yr 10@ (stated rate) debt securities with a face value of $400,000 of Brighton Corporation, a publicly traded company. At the time of purchase the market interest rate for similar risk debt was 8%. Interest is...
*August 24, 2012*

**statistics**

A machine used in a production process is set up correctly 97% of the time. Given that the machine is set up correctly, only 5% of its items it produces are defective, while 95% are not defective. On the other hand, if the machine is set up incorrectly, 60% of the items it ...
*August 23, 2012*

**Economics**

. Suppose the demand curve for a monopolist is QD =500 - P, and the marginal revenue function is MR =500 – 2Q. The monopolist has a constant marginal and average total cost of $50 per unit. a. Find the monopolist’s profit – maximizing output and price. b. ...
*August 23, 2012*

**Math**

In a state with a 7% sales tax, how much tax must be paid on a shirt that sells for $16?
*August 13, 2012*

**Mastersin Education**

Select a strategy for building relationships that can be used within an educational or work setting.
*August 5, 2012*

**Crucible Help!!**

how did rumors ruin the community in the play?
*August 4, 2012*

**psychology**

what is all the components of scientific method in psychology? i got hypothesis, dependent ans independent, and the question is does television increase aggression? how to put it in the dependent and independent variable?? and how to set everything up? I need help. thank you, ...
*July 23, 2012*

**history**

What was the role of the Empire in World War I?
*July 23, 2012*

**science**

A radical skeptic might be willing to doubt which of the following
*July 22, 2012*

**maths urgent please**

Hi, a particle is moving in simple harmonic motion such that a = -4x. ( x in metres, t in seconds) Find the maximum speed at which the particle is travelling. Velocity = 6cos2t. My teacher said to put t = 0 and sub it into velocity equation above, but I don't know why? ...
*July 18, 2012*

**maths urgent please**

A vessel is being filled at a variable and the volume of liquid in the vessel at any time t is given by V = A( 1- e^-kt) V a) Show that dV/dt = k(A-V) b) if one quarter of the vessel is filled in 5 minutes, what fraction is filled in the next 5 minutes? c) show that lim (x->...
*July 17, 2012*

**human biology**

A 56 year old obese male is rushed to the ER via ambulance. The EMS team reports he was found non- responsive and in shock. Additionally, they note he has a stiff rigid abdomen and can feel a large lump near the midline. Upon questioning, his wife explained that her husband ...
*July 16, 2012*

**maths **

Find the speed and direction of a particle which, when projected from a point 15 m above the horizontal ground, just clears the top of a wall 26.25 m high and 30 m away. Thanks!!!!
*July 16, 2012*

**maths**

the volume of water in a tidal pool is given by the formula V = 2cos (3pi/x ) where x is the depth of water in the pool. Find the water at which the depth of the pool will be increasing when the volume in the pool is increasing at the rate of 12 cubic metres per hour and the ...
*July 15, 2012*

**maths **

a 4m ladder is leaning against a wall when its base starts to slide away. By the time the base is 2m from the wall, the base is moving at the rate of 1m/sec. find a) the speed at which the top of the ladder is sliding down the wall b) the rate at which the area of the triangle...
*July 15, 2012*

**SOCIAL STUDIES**

I dont understand this question exactly...please help :) what are examples of how the language of Iran may reinforce gender behavior and/or stereotyping.
*July 12, 2012*

**american government**

is the public vulnerable to exploitation by powerful groups owing to their monoploy over information and why is the public vulnerable
*July 9, 2012*

**account (urgent!!pls help)**

* the year now is 31 dec 2011
*July 8, 2012*

**account (urgent!!pls help)**

accounting question [prepare journal entries for the year end adjustment] A fire broke out in the office during the year. the insurance company agreed to pay compensation of $3000 to the company in December 2009.No entries for this compensation were made at the year end.This ...
*July 8, 2012*

**statistics**

mean cholesterol is 175mg/dl..standard deviation =20mg/dl assume approx normal distribution ..is varied. what percentage has a cholesterol level above 155mg/dl?
*July 7, 2012*

**Marketing **

A survey of local businesses firms to determine how they forecast sales will produce a variety of answers. Some will claim they do not use any format techniques to forecast sales. You know they must be using some approach, no matter how loosely defined. How do you know a ...
*June 22, 2012*

**math for the office professional**

$248,240
*June 22, 2012*

**help please :)**

My Answers Are The Exact Same.. & C Isnt Mixed Up..
*June 20, 2012*

**career research in decision making**

A resume is
*June 20, 2012*

**Career research,decision making**

Aiptitude test: (a)predict ability to learn a skill or to accomplish something writh further education or training(b) genral mental ability(c)growth of cognitive skill(d) non of the above
*June 20, 2012*

**algebra**

P=2L+2W. Find the perimeter of a rectangle whose length measures 12 centimeters and whose width measures 5 centimeters.
*June 18, 2012*

**Medical Office Procedures**

Which screen do you use to set the reason for the visit?
*June 12, 2012*

**soc120**

A moral rule is regraded as justified by the deontologist if
*June 10, 2012*

**Algebra 1**

just wondering how to get that....
*June 3, 2012*

**Algebra 1**

there are no choices.. the answer is (17/45)
*June 3, 2012*

**Algebra 1 **

find the number one-third of the way from 1/6 to 4/5
*June 3, 2012*

**economics**

In a perfect competition there is little or no incentive to do research and development (R&D). This is because in a perfect competition the firms are merely price takers and not price setters. No matter how much R&D they do, they can still not set the price. So they end up ...
*May 30, 2012*

**medical billing in coding **

the first step in coding is to read the record for the purpose of
*May 30, 2012*

**Sociology**

From the 1970s to the present, a shift in the evolution of public policy moved toward a New Federalism. How did this effect public policy? Was this positive or negative? Why?
*May 27, 2012*

**Marine Biology**

Surface currents are created by wind and the Earth's rotation. What creates deep water currents?
*May 22, 2012*

**Business Math**

Shelley Katz deposited $30,000 in a savings account at 5% interest compounded semiannually. At the beginning of year 4, Shelley deposits an additional $80,000 at 5% interest compounded semiannually. At the end of 6 years, what is the balance in Shelley's account
*May 16, 2012*

**MTE520 **

How does cultural diversity create challenges? How does cultural diversity create opportunities? How can you account for cultural diversity in your classroom management plan?
*May 16, 2012*

**MTE520 Maintaining an Effective Learning Climate**

Second Grade Classroom Scenario As Miss Gibson’s second graders break out into their learning centers, a scuffle starts in the writing center. Two boys are shoving and pushing each other. Miss Gibson stops the class and yells, “Boys stop!” Instead of stopping, ...
*May 16, 2012*

**math**

A recipe calls for 3 3/4 cups of flour. How much flour is needed to make 1/2 the recipe?
*May 15, 2012*

**math**

ming estimatesestimate An approximate calculation of a value. the angleangle The union of two rays with a common endpoint, called the vertex. of elevation to the top of a tree growing vertically 100 feet away on level ground to degres. approximately how many feet tall is the ...
*May 14, 2012*

**Calculus**

How do I differentiate ln (2X^2 - 12X + Y^2 -10Y) and the second differentiate it? HELP ASAP is much appreciated
*May 4, 2012*

**Math**

Translate the phrase to an inequality. Let X be the variable. A salary that is at most $45,000
*May 1, 2012*

**STAT**

Electricalc has determined that the assembly time for a particular electrical component is normally distributed with a mean of 20 minutes and a variance of 9 minutes. a. What is the probability that an employee in the assembly division takes longer than 22 minutes to assemble ...
*May 1, 2012*

**STAT**

The inside diameter of a manufactured cylinder is believed to follow a normal distribution centered at 5.00 inches with standard deviation of .03 inches. The diameter of the cylinder must be within 4.95 inches (the lower specification limit) and 5.07 inches (the upper ...
*May 1, 2012*

**STAT**

Airline overbooking is a common practice. Many people make reservations on several flights due to uncertain plans and then cancel at the last minute or simply fail to show up. Eagle Air is small commuter airline. Their planes hold only 25 people. Past records indicate that 20...
*May 1, 2012*

**STAT**

Determine the mean and standard deviation of the random variable for which the probability mass function is defined as follows: P(X=x)= x-2/30 if x=3,12,21
*May 1, 2012*

**STAT**

I forgot to mention.. for x 0,1,2
*April 30, 2012*

**STAT**

Let X be equal to the number of heads from tossing a coin twice. Verify that the following is the probability mass function of x. p(X x)=1/2(2-x)x!
*April 30, 2012*

**math**

183/22?
*April 30, 2012*

**Pre-calculus**

Determine the values of the trigonometric functions of t if P(t) lies in the second quadrant and on the line y = −2x.
*April 30, 2012*

**english**

what point about technology was Ayn Rand making by portraying such a primative future, and how do the events of the story establish that point?
*April 29, 2012*

**law of torts**

Causation in toxic tort cases is discussed in terms of: a) General and specific causation. b) Sharing expenses and risk. c) Strict liability and breach of warranty. d) a and c. e) None of the above. a? im torn between two answers
*April 28, 2012*

**law of torts**

thank you!
*April 28, 2012*

**law of torts**

Responsibilities of an insured include: Conducting a thorough investigation. Hiring outside counsel. Notifying the insurance company of a claim. Analyzing the factual allegations. None of the above. c? or d not 1005 sure
*April 28, 2012*

**physics**

What is the fundamental frequency for a 60 cm banjo string if the speed of waves on the string is 480 m/s?
*April 25, 2012*

**physics**

Tweety Bird hops up and down at a frequency of 0.4 Hz on a power line at the midpoint between the poles, which are separated by 18 m. Assuming Tweety is exciting the fundamental standing wave, find the speed of transverse waves on the power line. (Hint: What is the wavelength ...
*April 25, 2012*

**physics**

What frequency would you need to produce a sound wave in room-temperature air with a wavelength of 9 m? the answer in Hz
*April 23, 2012*

**physics**

A Foucault pendulum with a length of 7.5 m has a period of 5.4 s. What is its frequency? What is its frequency in Hz?
*April 23, 2012*

**Human Resource Management**

What Happens when 2 labor unions go against each other? Is it good or bad and why?
*April 23, 2012*

**intro to law of torts**

The main difference between a claim in a contract for rescission and a claim in tort for fraud include: The remedy, the proper measure of damages. The court where the trial will be held. The length of the trial. The elements a plaintiff must prove. None of the above. a?
*April 22, 2012*

**science**

scientists often use----to better see how something work? a) models b)data c) procedures d) hypothesis
*April 20, 2012*

**Math **

How much interest is earned on 20,000 at 6% for 2 yrs compounded annually?
*April 20, 2012*

**dameno**

The driver of a 1300-kg car moving at 21 m/s brakes quickly to 13 m/s when he spots a local garage sale. (a) Find the change in the car's kinetic energy.
*April 16, 2012*

**college chemistry**

Followed by the total volume. Calculate the molarity of this solution: 0.521 mol NaCl;125 mL
*April 16, 2012*

**College Chemistry**

A sample of an iron alloy contains 92.1g Fe, 2.59g C, and 1.59g Cr. Calculate the percent by mass of each component present in the alloy sample.
*April 16, 2012*

**math**

21120000 feet.
*April 16, 2012*

**chemistry**

a 500ml sample of o2 gas at 24 degrees celsius was prepared by decomposing a 3% aqueous solution of hydrogen peroxide, in this presence of a small amount of manganese catalyst by the reaction 2H2O2>2H2O+O2. The oxygen thus prepared was collected by displacement of water. ...
*April 16, 2012*

**com220**

Yes actually I have done research on this for quite some time. I just have a hard time with the whole APA outline setup for this stuff.Thank you for links mhopefully I can get a better idea .
*April 16, 2012*

**com220**

how do I go about a full sentence outline for the effects of tanning salons
*April 16, 2012*

**intro to the law of torts**

Requirements to prevail on an intrusion upon seclusion privacy claim include: a) The defendant's use of the plaintiff's identity. b) The intrusion is highly offensive to a reasonable person. c) Facts were disclosed to a third party. d) a and c. e) None of the above. B?
*April 15, 2012*

**Chemistry**

calories to freeze 35g of water calories to freeze 250g of water kilocalories to melt 140g of ice
*April 12, 2012*

**physics**

What is the minimum work in joules needed to push a 1540 kg car 44.0 m up a 12.5 degree incline?
*April 11, 2012*

**Albebra I**

bayside insurance offers 2 plans: plan A: pay the 1st $60 + 0.30 of the rest of the bills; plan b = pay 1st $140 + 0.25 of the rest of thebills. For what amount of medical bills will plan B save money? Assume there are over $140 in bills
*April 11, 2012*

**Chemistry**

50.00 mL samples of 0.200 mol/L potassium phosphate with an excess of 0.120 mol/L lead II nitrate solution. what is the minimum volume of lead II nitrate solution required? What volume of lead II nitrate solution should the instructor tell the students to use? Describe how the...
*April 11, 2012*

**Econonics**

people join tennis clubs for a fixed free per year, which entitles them to play as much as they want without charge. because people who pay these feeds play more tennis than others( who can use free public courts), this means sucnk cost matter for decision. right?
*April 11, 2012*

**physics**

The pressure in each of your car tires is 2.00 105 Pa. The mass of your car is 1610 kg. Assuming that each of your tires bears one-quarter of the total load, what is the contact area of each tire with the road?
*April 5, 2012*

**Math**

I kept doing 7/150. thanks for all your help, both of you!!
*April 1, 2012*

**Math**

that is word for word what the questions says. It also says that there is one number in the problem that you do not need for the ratio and that it confuses students. Also a reminder that there is 1000g in one kg
*April 1, 2012*

**Math**

A typical human newborn weighs 150lbs, while a newborn weighs approx 7lbs. An adult Western grey Kangaroo weighs about 30 kilograms and gives birth to babies who are approx 1 gram. If human babies were proportionally the same weight to adults as Western grey kangaroo babies, ...
*April 1, 2012*

**Math**

A goal for elite runners is to complete a mile in 4 minutes. At what speed(in miles per hour) is a runner traveling when he completes a mile in 4 minutes?
*April 1, 2012*

**math**

A giant tortoise can live 175 years in captivity. The gastrotrich, which is a small aquatic animal, has a life span of only 3 days (72 hours). If a gastrotrich died after 36 hours, a giant tortoise that lived 87.5 years would live proportionally the same because they both ...
*April 1, 2012*

**math**

Davey reads 45 pages in an hour. Sally reads 55 pages in an hour. If Davey begins to at 2pm and Sally starts to read at 2:40pm, at what time will they be reading the same exact page?
*April 1, 2012*

**World Geography Europe**

How has Europe's peninsula geography influenced its history?
*March 30, 2012*

**Math**

What is the probability of getting the sum of 7 on two die on the first roll?
*March 29, 2012*

**trig**

How do I prove : 4sinAcosAcos2Asin15 all over. :sin2A(tan225-2sinsquared A)is equal to. :root 6 - root 2 over 2
*March 26, 2012*

**physics**

A typical jogger burns up food energy at the rate of about 43 kJ per minute. How long would it take to run off a piece of cake if it contains 435 Calories?
*March 21, 2012*

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