Wednesday

July 23, 2014

July 23, 2014

Total # Posts: 1,602

**science**

A radical skeptic might be willing to doubt which of the following

**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? Tha...

**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->...

**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 wa...

**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!!!!

**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 d...

**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...

**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.

**american government**

is the public vulnerable to exploitation by powerful groups owing to their monoploy over information and why is the public vulnerable

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

* the year now is 31 dec 2011

**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 c...

**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?

**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 busin...

**math for the office professional**

$248,240

**help please :)**

My Answers Are The Exact Same.. & C Isnt Mixed Up..

**career research in decision making**

A resume is

**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

**algebra**

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

**Medical Office Procedures**

Which screen do you use to set the reason for the visit?

**soc120**

A moral rule is regraded as justified by the deontologist if

**Algebra 1**

just wondering how to get that....

**Algebra 1**

there are no choices.. the answer is (17/45)

**Algebra 1 **

find the number one-third of the way from 1/6 to 4/5

**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 ear...

**medical billing in coding **

the first step in coding is to read the record for the purpose of

**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?

**Marine Biology**

Surface currents are created by wind and the Earth's rotation. What creates deep water currents?

**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

**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?

**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, t...

**math**

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

**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 t...

**Calculus**

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

**Math**

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

**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 ...

**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 specific...

**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%...

**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

**STAT**

I forgot to mention.. for x 0,1,2

**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!

**math**

183/22?

**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.

**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?

**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

**law of torts**

thank you!

**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

**physics**

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

**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 ...

**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

**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?

**Human Resource Management**

What Happens when 2 labor unions go against each other? Is it good or bad and why?

**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?

**science**

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

**Math **

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

**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.

**college chemistry**

Followed by the total volume. Calculate the molarity of this solution: 0.521 mol NaCl;125 mL

**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.

**math**

21120000 feet.

**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. Th...

**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 .

**com220**

how do I go about a full sentence outline for the effects of tanning salons

**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?

**Chemistry**

calories to freeze 35g of water calories to freeze 250g of water kilocalories to melt 140g of ice

**physics**

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

**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

**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...

**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?

**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?

**Math**

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

**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

**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, h...

**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?

**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 woul...

**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?

**World Geography Europe**

How has Europe's peninsula geography influenced its history?

**Math**

What is the probability of getting the sum of 7 on two die on the first roll?

**trig**

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

**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?

**physics**

A kettle containing 1 kg of water has just reached its boiling point. How much energy, in joules, is required to boil the kettle dry?

**algebra II**

What is the simplified form of y^2 - y - 12 / y^2 + 8y + 15

**Physics**

An electric dipole comprised of two charges Q and -Q are separated by a distance of 3.0 cm. Assume Q = 2.0x10^-6 C and -Q = -2.0x10^-6 C. Find the magnitude and direction of the electric field vector E and point P, which is 4.0 cm to the right of the center of -Q. Find the val...

**math**

state whether each is true or false. If false, give a reason {2, 5, 7} ⊆ {2, 5, 7, 10}.

**Math 7th Grade**

Edit $65 + ($0.35 x A) = B [[you don't want to add 65 to .35]]

**Math 7th Grade**

My only guess would be since the $65 and $0.35 are set amounts, and the miles can change your equation would be something along the lines of $65 + $0.35 x A = B

**physics**

How much work does a 69 kg person do against gravity in walking up a trail that gains 790 m in elevation

**physics**

A 0.5 kg air-hockey puck is initially at rest. What will its kinetic energy be after a net force of 0.3 N acts on it for a distance of 0.5 m

**geometry**

360+108 radical 3

**math**

How many tokens of “the“ did Adam produce at stage 1?______22_______ How many tokens, in general, did Adam produce at stage 1? _7437__________ What percentage of Adam's tokens did “the“ make up at stage 1? Hi, i figured out how to calculate the first tw...

**english**

traditionalism

**Finance**

You initially contributed $200,000 of your own money and in return you received 2 million shares of stock. Since then, you have sold an additional 1 million shares of stock to angel investors. You are now considering raising capital from a venture capital firm. This venture ca...

**math**

A radio station had 170 tickets to a concert. They gave away 4 times as many tickets to listeners as to employees. How many tickets did they give away to employees?

**math**

A radio station has 170 tickets to a concert. They gave away 4 times as many tickets to listeners as to employees?

**Math please help urgent !**

y= u+3/u-1 u=x^1/3 find dy/dx at x=8

**Col Physics**

If a capacitor has opposite 5.3 micro-Coloumb charges on the plates, and an electric field of 2.3 kV/mm is desired between the plates, what must each plate's area be?

**Chemistry**

I apoligize. Yes blue dye.

**math**

25 guests attended the first party. 33 guests attended the second party. What is the percentage increase in the number of guests from the first to second party?

**algebra**

Find the solution to 36z^2+96z+15=0

**math**

in the formula d=rt the time t varies inversely with the rate r. a student running at 5 mph runs one lap around the school campus in 8 ninutes. if a second student takes 10 minutes to run one lap around the school campus, how fast is she running?

**accounting**

If current assets decrease and current liabilities increase, the current ratio

**accounting**

New technology, like the latest cell phones and HDTV, would probably be costed using the

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