Saturday

September 20, 2014

September 20, 2014

Total # Posts: 2,073

**math**

if a rectnagular prism has a height of h, the, width of the prism is six less than h and the length of the prism is one fourth of the length, find an equation for the volume of the rectangular prism in therms of h
*December 22, 2010*

**statistics probablity**

Each time that Ed Charges an expense to his credit card, he omits the cents and records only the dollar value. If this month he has charged his credit card 20 times what can be said about the probability that the record shows at least $15 less than the actual amount?
*December 16, 2010*

**math**

9+n=-2 solve
*December 14, 2010*

**math**

5= D+8 Solve
*December 14, 2010*

**7th Grade Math**

I Think it is 21 Because: 2 doubled is 4 4 + 5 is 9 a quarter of 9 is 3 3+9 is 12 12 plus two is 14 and 1/2 of 14 is 7 7 + 14 is 21. so 21 is the answer
*December 14, 2010*

**maths**

e^2*(ab)=d
*December 13, 2010*

**Calculus II**

Suppose that y = f (t) satisﬁes the diﬀerential equation dy/dt=y(2−y) and initial condition f (0) = 1. Find an explicit expression for f (t).
*December 13, 2010*

**chemistry**

The solubility of nickel (II) carbonate at 25 degrees C is 0.047 g/L. Calculate Ksp for nickel (II) carbonate.
*December 13, 2010*

**CMC/260**

I am writing a paper and need some help getting started. I was asked to, Compare in 750 to 1,050 words the relationship of status and age to gender in the U.S. with the relationship of status and age to gender in another country. I am confused about how to begin this paper.
*December 10, 2010*

**CMC/260**

Compare in 750 to 1,050 words the relationship of status and age to gender in the U.S. with the relationship of status and age to gender in another country.
*December 10, 2010*

**com**

When determining whether an online source is credible, it is important to use trusted news agencies, governmental websites, or educational, websites for information. Additionally, most credible websites have an "about us" section in which one can find information ...
*December 9, 2010*

**math**

b/4 >-5 solve inequality
*December 8, 2010*

**algebra**

-56+y>113 solve the inequality
*December 8, 2010*

**algebra 1**

Solve the equation 7z+30=-5
*December 8, 2010*

**physics**

yes i made a mistake its 3.38 x 10-4 m3
*December 6, 2010*

**physics**

A full can of black cherry soda has a mass of 0.406 kg. It contains 3.38 m3 of liquid. Assuming that the soda has the same density as water, find the volume of aluminum used to make the can.
*December 6, 2010*

**Science**

What is a 3 dimensional ecosystem? What is a 2 dimensional ecosystem?
*December 5, 2010*

**Physics**

#1.) A solar photovoltaic panel has an area of 3 m^2. The panel's maximum power output is 595 W @ 1100 W/m^2. a) What is its efficiency? b) If the panel receives 1300 W/m^2 of irradiance, what is its new power output? #2.) A solar voltaic module has a maximum output of 200...
*December 4, 2010*

**physics**

A 2.2 kg purse is dropped from 55 m above before reaching the ground with a velocity of 25 m/s. What was the average air resistance.
*December 2, 2010*

**physics**

harry takes a space voyage and returns to find his twin sister has aged more than he has. This is evidence that they have been in different?
*December 2, 2010*

**social studies**

The goal of America's containment policy was to
*December 2, 2010*

**8 th grade math**

2a+ab=c solve for a
*December 1, 2010*

**statistics**

a.
*December 1, 2010*

**Math**

If -T = 5, what is T ?
*December 1, 2010*

**english**

True
*December 1, 2010*

**science**

if 8 g of vinegar is added to baking soda to form 24 g of c02 and other products, how much baking soda did you need?
*December 1, 2010*

**Chemistry**

The solubility of calcium sulfate at 30 degrees C is .209 g/100mL solution. Calculate its Ksp i calculated it and got 1.5 x 10 ^-2 but the program said that it was wrong if you could help explain how to do it i would appreciate it
*November 30, 2010*

**Chemistry**

The solubility of calcium sulfate at 30 degrees C is .209 g/100mL solution. Calculate its Ksp i calculated it and got 1.5 x 10 ^-2 but the program said that it was wrong if you could help explain how to do it i would appreciate it
*November 30, 2010*

**Physics**

What force does work on a ball rotating down an inclined plane? Explain why the other forces the ball experiences do not do work.
*November 29, 2010*

**algebra 2**

whats 1+1
*November 29, 2010*

**Economics**

I was thinking on doing Dellcomputers or even Geico insurance, but I must point out the facts on their website on one or the other. Havent trouble on how the company uses direct and indirect channels.
*November 26, 2010*

**Economics**

The Internet is forcing businesses away from traditional functions, such as distribution. The Internet effectively closes the gap between the buyer and the seller and has slowly been eliminating middlemen or intermediaries. Select a company from one of the following industries...
*November 26, 2010*

**statistics**

Estimation is best defined as: 1. a process of inferring the values of unknown population parameters from those of known sample statistics 2. a process of inferring the values of unknown samples statistics from those of known population parameters 3. any procedure that views ...
*November 24, 2010*

**Physics-Linear momentum**

A block of mass m = 2.60 kg slides down a 30.0° incline which is 3.60 m high. At the bottom, it strikes a block of mass M = 6.80 kg which is at rest on a horizontal surface, Fig. 7-46. (Assume a smooth transition at the bottom of the incline, an elastic collision, and ...
*November 21, 2010*

**Physics**

A radioactive nucleus at rest decays into a second nucleus, an electron, and a neutrino. The electron and neutrino are emitted at right angles and have momenta of 9.80 10-23 kg·m/s, and 5.80 10-23 kg·m/s, respectively. What is the magnitude and direction of the ...
*November 21, 2010*

**statistics**

According to the standard bell curve and the empirical rule, the lowest 5% would be 2 standard deviations below the mean making the operating cost of the lowest 5% of airplanes equal to $1785
*November 21, 2010*

**Economics help**

i need a specific article I had a hard time looking for one
*November 21, 2010*

**Economics help**

Article dealing with monopoly power, either regulated or illegal attempts at monopolization.
*November 21, 2010*

**Math**

What would be an expression that can be used to show how many lengths of 5/8 inch lengths of string can be cut from a 15 inch length of string
*November 18, 2010*

**Math**

Tee received six $25 gift cards for his birthday. If he spends 1/4 of his money from the gift cards on Saturday, how much did he save to spend later?
*November 18, 2010*

**Question**

Because everyone should be equal. Everyone should have their voice and opinions heard. I don't know how else to expand on this.
*November 18, 2010*

**Question**

Why is it important to fight against inequality and promote human rights?
*November 18, 2010*

**Science**

Give an example of what you have determined is a bougus analysis using-quasi-scientific jargon, but has little or no objectivity.
*November 18, 2010*

**Chemistry**

A. ) A goodyear blimp typically contains 5400 m cubed of helium at an absolute pressure of 1.1*10^5 Pa. The temperature of the helium is 280 K. What is the mass (in kg) of the helium of the blimp? B. ) Estimate the spacing between the centers of neighboring atoms in a piece of...
*November 17, 2010*

**chemistry**

A. ) A goodyear blimp typically contains 5400 m cubed of helium at an absolute pressure of 1.1*10^5 Pa. The temperature of the helium is 280 K. What is the mass (in kg) of the helium of the blimp? B. ) Estimate the spacing between the centers of neighboring atoms in a piece of...
*November 17, 2010*

**math**

There are 25 students in math class. 15 students are female. What percent of the class is female
*November 15, 2010*

**Physics**

A 260 kg piano slides 4.1 m down a 30° incline and is kept from accelerating by a man who is pushing back on it parallel to the incline (Fig. 6-36). The effective coefficient of kinetic friction is 0.40. (a) Calculate the force exerted by the man. (b) Calculate the work ...
*November 14, 2010*

**Physics**

A vertical spring (ignore its mass), whose spring stiffness constant is 880 N/m, is attached to a table and is compressed down 0.160 m. (a) What upward speed can it give to a 0.300 kg ball when released? (b) How high above its original position (spring compressed) will the ...
*November 14, 2010*

**Western civilization**

Describe and Explain Mussolini's rise to power.
*November 11, 2010*

**Chemistry**

What volume of 0.200 N H2SO4 is required to neutralize a solution containing 8.00 equivalents of NaOH?
*November 10, 2010*

**Math, Algebra**

A=1/2h(b1=b2) A=200 , b1=24 , h=10
*November 7, 2010*

**math**

multiply and simplify 5Ib. 6oz. * 5
*November 7, 2010*

**english**

explain why communicationis described as a process
*November 6, 2010*

**Math**

multiply and simplify 5ib.6oz. * 5
*November 4, 2010*

**physics**

A 2.38 × 103 kg car requires 5.4 kJ of work to move from rest to some final speed. During this time, the car moves 28.1 m. Neglecting friction, find a) the final speed. Answer in units of m/s.
*November 2, 2010*

**Physics**

I solved the following question: "A ball is launched from the top of a 320 m high building at 50 m/s at an angle of 37 degrees to the horizontal. For the first 10 seconds of flight, make a table of the vertical position from the ground versus time similar to the one below...
*November 1, 2010*

**statistics**

The mailing list of an agency that markets scuba-diving trips to the Florida Keys contains 60% males and 40% females. What is the probability that 20 of the 30 are men?
*October 31, 2010*

**Algebra**

The difference of 89,000-58,000 divided by 58,000
*October 31, 2010*

**Physics**

Estimate the force a person must exert on a string attached to a 0.160 kg ball to make the ball revolve in a circle when the length of the string is 0.600 m. The ball makes 1.80 revolutions per second. Do not ignore the weight of the ball. In particular, find the magnitude of ...
*October 31, 2010*

**statistics**

The mailing list of an agency that markets scuba-diving trips to the Florida Keys contains 60% males and 40% females. What is the probability that 20 of the 30 are men?
*October 31, 2010*

**physics**

In a "Rotor-ride" at a carnival, people are rotated in a cylindrically walled "room." (See Fig. 5-35.) The room radius is 5.4 m, and the rotation frequency is 0.8 revolutions per second when the floor drops out. What is the minimum coefficient of static ...
*October 31, 2010*

**crt-205**

can someone help to indentify fallacies and rhetorical devices in this article? The government's 2008 banking bailout is a fraud perpetrated on the American people. The government has abandoned sound money practices in favor of allowing the Federal Reserve—a banking ...
*October 30, 2010*

**axia crt/205**

can someone help me to identify the fallacies and rhetorical devices in this article? While the U.S. government's 2008 bailout of failing banks flies in the face of the nation's capitalist principles, it is a necessary evil. Without shoring up these financial ...
*October 30, 2010*

**PHYSICS**

9.8 m/s^2?
*October 29, 2010*

**Calc**

Helicopters.
*October 28, 2010*

**physics**

what is the efficiency of a pulley that requires a worker to do 250 J of work to lift an object that requires 170 J of work
*October 27, 2010*

**4 th grade math input outout box**

how do you get from 6 to 40
*October 26, 2010*

**4th grade math input output tables**

how do you get from 6 to 40
*October 25, 2010*

**poetry**

I incline in the wrong direction a voice cries faint as in a dream from the belly of the wall Is "A voice cries faint as in a dream" an example of a metaphor? if so, why?
*October 23, 2010*

**english**

Thank you
*October 23, 2010*

**english**

Can someone explain what is the difference between a connotation and denotation?
*October 23, 2010*

**poetry**

In this stanza: where there's a wall there are words to whisper by a loose brick wailing prayers to utter special codes to tap birds to carry messages taped to their feet there are letters to be written novels even Is it talking about God?
*October 22, 2010*

**poetry**

If possible may i get an explanation of what it means? on this side of the wall I am standing staring at the top lost in the clouds I hear every sound you make but cannot see you
*October 22, 2010*

**poetry**

"battering ram"-- means that in every problem, there is a solution?
*October 22, 2010*

**poetry**

where there's a wall there's a way around, over, or through there's a gate maybe a ladder a door a sentinel who sometimes sleeps there are secret passwords you can overhear there are methods of torture for extracting clues to maps of underground passageways there ...
*October 22, 2010*

**College mechanic vibration**

A half-car model of an automobile suspension system is shown below. You are to design its suspension systems (values of spring constants and damping constants). Generally, for ride comfort, it is desired to have the bounce motion at low frequency and the pitch motion at ...
*October 18, 2010*

**Epidemiology**

• Consider each of the following scenarios and explain whether the variable in question is a confounder: a. A study of the relationship between exercise and heart attacks that is conducted among women who do not smoke. Explain whether gender is a confounder. b. A case-...
*October 17, 2010*

**quick ?**

What is meant by the term concrete reality?
*October 14, 2010*

**algebra**

can somebody tell me how to solve this inequality equation? (a-2)(a-3)<0 I know the opposite was 2 and 3..but how do i determine the greater than, less than or equal to? Explain please.
*October 14, 2010*

**Math**

For every girl taking classes at the martial arts school, there are 3 boys who are taking classes at the school. If there are 236 students taking classes, write and solve a proportion to predict the number of boys taking classes at the school.
*October 13, 2010*

**statistics**

in a scientific study there are 8 pigs 5 of which are pregant if 3 are selected at random without replaement find the probability that all are pregant
*October 13, 2010*

**statistics**

in a scientfic study there are 8 pigs 5 of which are pregnant if three are selected at random without replacement find the probability that all are pregant
*October 13, 2010*

**statistics**

The number of defects in a random sample of 200 parts produced by a machine is binomially distributed with p = .03. Based on this information, the expected number of defects in the sample is 6. Is it True or False?
*October 13, 2010*

**math**

find all zero's for 2x^4-11x^3+16x^2-x-6 im needing the complex, rational, irrational, and all of the zero's
*October 12, 2010*

**ENGLISH**

What criteria do you suggest I make for my evaluation paper? My topic is that the school's celebratory bonfire for the basketball championship is a waste of time.
*October 11, 2010*

**Geology**

What information indicates the probable magnitude of future earthquakes along a specific fault segment?
*October 10, 2010*

**Jones**

1. To what extent can earthquakes be predicted? 3. What can a trench dug across an active fault show about past fault movement? 4. What is a seismic gap, and what is its significance in determining future fault activity? 5. What information indicates the probable magnitude of ...
*October 10, 2010*

**physics**

motorcycle and 66.0 kg rider accelerate at 2.0 m/s2 up a ramp inclined 5.0° above the horizontal. What are the magnitude of the force on the rider from the motorcycle?
*October 9, 2010*

**physics**

THANKS!!!
*October 9, 2010*

**algebra**

A book has N consecutive pages torn out. Suppose A is the last numbered page before the torn out section and B is the forst numbered page following the torn out section. Fins the formula for N in terms of A and B * Each paper in the book has 2 sides. Each side is one page
*October 7, 2010*

**physics**

I know the velocity ration is 2, not sure of the other
*October 5, 2010*

**3rd grade math**

Ashton broke apart a number into 30+7 what number did he start with?
*October 5, 2010*

**statistics**

In a survey, 63% of Americans said they own an answering machine. If 14 Americans are selected at random, find the probability that exactly 9 own an answering machine.
*October 5, 2010*

**12th grade**

(x+4)(x+3)=0 therefore, (x+2)(x+4)(x+3)=0? x= -2, -4, -3?
*October 5, 2010*

**12th grade**

I used synthetic division to get (x+2)(x^2 + x + 12)=0
*October 5, 2010*

**12th grade**

Can somebody tell me what to do next for solving polynomial equations? x^3 - 3x^2 -4x + 12= 0 I got the factors of 12 and i used 2. (x+2) (x^2 + x + 12)=0 What do I do next?
*October 5, 2010*

**Math**

Write an equation that shows 64 as a product of prime numbers
*October 4, 2010*

**physics**

A 100-N child is in a swing that is attached to ropes 1.90 m long. Find the gravitational potential energy (b) when the ropes make a 35.0° angle with the vertical c) when the child is at the bottom of the circular arc
*October 4, 2010*

**physics**

A golfer rides in a golf cart at an average speed of 3.10 m/s for 29.0 s. She then gets out of the cart and starts walking at an average speed of 1.40 m/s. For how long (in seconds) must she walk if her average speed for the entire trip, riding and walking, is 2.20 m/s?
*October 1, 2010*

**Math**

At Mr.Vid's Rentals you can join his VID Club for a monthly membership fee of $30.Club members pay only $.85 to rent each movie. If you are not a member of the VID Club, the movies rent for $2.25 each.How many videos would you have to rent each month to make a membership ...
*September 29, 2010*

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