Questions Asked on
July 5, 2012

math
the day is 1hour 18minutes longer than the night.how long is the day?
asked by don 
algebra
equivalent expression for 2log(x+1)2log(x1)log(x1)
asked by jo 
Physics
A skier starts from rest at the top of a hill that is inclined at 9.8° with the horizontal. The hillside is 170 m long, and the coefficient of friction between snow and skis is 0.0750. At the bottom of the hill, the snow is level and the coefficient of
asked by Lauren 
MATH
LOLITA KEPT $200 IN HER SAVINGS ACCOUNT FOR A YEAR. THE BANK PAYS 6 1\2% INTEREST PER YEAR. HOW MUCH INTEREST DID SHE RECEIVE AT THE END OF 1 YEAR
asked by SANDY 
Drama
(1) As we find with most songs, in poetry (a) there's nos specific point of view (b) each couplet must rhyme (c) sound and content have equal weight.
asked by Carlise 
math
Please show the ratio answer as #:#. The length of a pool is twice its width. What is the ratio of the length to the width of the pool?
asked by taylor 
Math
3 men and 4 boys can do a piece of work in14 days , while 4 men and 6 boys do the same work in 10 days . How long would it take one man to finish the same work?
asked by Mayank 
Pharmaceutics
*How are pastes prepared? *How do pastes differ from ointments and creams? *Are pastes still prepared commercially? Why? *What are different components of medication ointment and ointment base that are prepared by fusion? Describe each of them. THANK YOU
asked by Cady Elise 
science
A hollow cylinder of aluminium 1 m long with a 40 mm outside diameter is at a temperature of 20 °C. What is the change in length and circumference of the cylinder when it is cooled to −25 °C? (Note: the thermal coefficient of expansion of aluminium is
asked by emy 
science
Assuming that the cylinder is fixed at both ends and that its wall thickness is 7.5 mm, what force would be exerted by the cylinder during this change in temperature? (Note: the Young’s modulus for aluminium is 70 GPa.)
asked by emy 
Physics
Please help. Thanks. 1. Volt meter measures the potential between two large parallel plates to be 60 volts. The plates are 3cm apart. Find the magnitude of the electric field between them. 2. What work is done when 5C is raised potential by 12.45 volts? *
asked by Jezrell 
Physics
Please help. Thanks. 1. Volt meter measures the potential between two large parallel plates to be 60 volts. The plates are 3cm apart. Find the magnitude of the electric field between them. 2. What work is done when 5C is raised potential by 12.45 volts? *
asked by Jezrell 
Physics
An FM radio station broadcasts electromagnetic waves at a frequency of 1.08 × 10§ hertz. The speed of these waves is 3.0 × 10§ meters/second. Find the wavelength.
asked by Dave 
chemistry
If one mole of hydrocarbon contain 4g of hydrogen and it molar mass is 40g.what is the homologous series of the compound
asked by fatima 
math
the sides of a rectangular piece of paper is 2:3 if the area is150squarecentimeter find the length of its side
asked by vedant 
calculus
pls integrate and differentiate e^x^2 and x/y square root of x^2+y^2 in terms of x.
asked by mj 
Chemistry
The osmotic pressure (T=25°C) of a saturated solution of CaC03 is 0.0179 atm. Determine the solubility product of the salt
asked by Mousa 
physics
A particle starts frm a point with a velocity of 6m/s and moves with an acceleration of (2m/secondsquare). Show that after 6 seconds the particle will beat the starting point ? Plz explain....
asked by Maihul 
History
Is appeasement necessarily, as it was applied to Nazi Germany in the 1930's, considered to be against the topics discussed in the quotations below? Explain The human person realizes dignity and rights in relationship with others, in community. "If one
asked by Anonymous 
Psychology
As a scientist,Carl is concerned with the intensity of lights in the modern human environment.In his research project,Group A consists of volunteers who have agreed to sleep each night for a week with a 150 watt light bulb hanging over their bed.Group C
asked by Sandra 
Psychology
Although someone who is hypnotized may be complaint and susceptible to suggestion,it is clear that
asked by Sandra 
physics
a bullet penetrates 7 cm into a block of wood when fired at a speed of 33 m/s. Find the deceleration and the time taken to stop
asked by jem 
Psychology
The thought processes that underlie learning:
asked by Sandra 
Math
farmer wants to enclose his pasture which is bordered by a river. If he uses 750 feet of fencing on three sides of the field, what is the largest area he can enclose?
asked by Tony 
chemistry
I have 3 mg/mL AMP in 50ul stock solution; How do I dilute it to 50ug in 50ul thanks you
asked by Jenni 
algebra
equivalent expression for 2log(x+1)  log(x^2 1) +log(x1)
asked by gretch 
trig HELP
A barn is 30ft. wide by 60ft long; the rafters make an angle of 40degrees with the horizontal. Find the area of each of the two gable ends and the area of the roof. Please Include Solution And If Possible An Illustration. Thank You In Advance :)
asked by Amber 
math
The scale factor for two similar triangles is 4 : 3. The perimeter of the smaller triangle is 12. What is the perimeter of the larger triangle
asked by luis 
math
The scale factor for two similar triangles is 4 : 3. The perimeter of the smaller triangle is 12. What is the perimeter of the larger triangle
asked by luis 
earth
How long would it take a brown dwarf star, five times the size of the Earth, to travel 450 light years, at 3500 mph?
asked by Nibiru 
psy202
Tiffany feels a sense of fulfillment when she volunteers at the school down the street. She has no specific goals other than to improve her neighborhood school and enrich the lives of the children who attend it. What would Erikson say about Tiffany’s
asked by amarily 
Psychology
"How are a cat and dog alike" Ananswer to this question requires:
asked by Sandra 
chemistry
at what temperature will the root mean square velocity of sulphur dioxide be same as that of methane at 27c?
asked by niharika 
Psychology
Based on the theory of multible intelligences by Gardner,most people exhibit:
asked by Sandra 
American History
Examine the effects of World War II on the American family
asked by Bob 
Algebra
Solve using the elimiation method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x=6y= 2 8x+6y= 26
asked by Ann 
algebra
Solve using the eliminattion method. Show your work. If the system has no solution or an infinite number of solution, state this. 2x8y==42 4x+6y=18
asked by Ann 
physics
You need 500 Netwons of force to start the crate to slide on a wooden floor. What is the weight of the crate if the coefficent drag of friction is 0.80?
asked by Andrew Moore 
math/calculus
Find a power function end behavior model for f(x)= (3x^34x^2+3x+3)/(x3) I don't understand what an end behavior model is
asked by Klara 
physics
What force is required to accelerate a 950 kilogram car 20 kilometers per hour to 45 kilometers per hour in 7 seconds? How far does the car travel during its acceleration?
asked by Andrew Moore 
Math
A developer wants to enclose a rectangular grassy lot that borders a city street for parking. If the developer has 344 feet of fencing and does not fence the side along the street, what is the largest area that can be enclosed?
asked by Tony 
physics
A bus starts frm rest and moves with a uniform acceleration of (1m/secondsquare) for 5 minutes. calculate the velocity and distance??
asked by Maihul 
physics
A 200m long train crosses a 400m long bridge with a speed of 36km/hr . Calculate the time taken by train to cross the bridge?
asked by Maihul 
physics
A car starts from rest and moves along xaxis with constant acceleration (5m/secondsquare) fr 8 sec. If it then countinues with constant velocity. What distance will the car cover in 12 sec since it started frm rest. plz anybody explain me
asked by Maihul 
Math
In one U.S. city, the quadratic function models the median, or average, age, y, at which men were first married x years after 1900. In which year was this average age at a minimum? (Round to the nearest year.) What was the average age at first marriage for
asked by Tony 
Foreign languages
Bob and Writeacher, I just wanted to inform you that my science project on water has been approved by the EU Commission. We'll be working on the project starting from September. (I will certainly need your help to work out a list of "scientific words"
asked by John 
Math
Among all pairs of numbers whose difference is 88, find a pair whose product is as small as possible.
asked by Tony 
MAth
A cone has a base area of 33 in2 and is 8 inches tall. What is the volume of the cone in cubic inches
asked by Jessica 
math/calculus
Under what conditions can you extend a function f(x) to be continuous at a point x=c? Is this just rules for continuity or am I just really confused? If not what is this question asking?
asked by Claire 
phsyics
An airplane has a velocity of 185 miles per hour when it lands, how long must the runway be if the plane decellerates at 2.5 meters per second
asked by Andrew Moore 
Math
A cube with a volume of 216 cm3 is cut down to a pyramid with the same size base and the same height as the original cube. What is the volume of the pyramid? A.108 cm3 B.94 cm3 C.72 cm3 D.52 cm3
asked by Kaylie 
physics
An airplane has a velocity of 185 miles per hour when it lands, how long must the runway be if the plane decellerates at 2.5 meters per second
asked by Andrew Moore 
MAth
An ice cream cone is 3 inches wide at the widest point, and is 6 inches tall. What is the volume of the cone in cubic inches? Use Pi
asked by Sam 
Math
A round baby pool holds 48.2 cubic feet of water. If the pool has a radius of 3.2 feet, what is the height of the pool in feet?
asked by Kaite 
Geometry
A cylinder has a volume of 83 in3 and is 10 in. tall. What is the radius of the cylinder in inches?
asked by lorenzo 
math
What is the definition of the slope of a curve at a point x=a? Formal definition of a derivative? or slope between two points?
asked by Claire 
math
How to fully factor X^38. pls help
asked by ted 
Physics please help!
I have tried to work this one out and really can't get it. We have two carts that have magnets to keep them from touching. One cart is initially at rest and we push the second cart towards it. Because the two carts will not actually touch, the collision is
asked by hayley 
physics, please help me, this question is hard
John Stands at the edge of a flat roof of a three story building and throws a 180g ball straight up into the air that reaches a height of 3.0 meters above the roof. ( building is 14 meters high) A. What is the initial speed of the ball? B. How long does it
asked by andrew 
MATH
A cylinder has a volume of 83 in3 and is 10 in. tall. What is the radius of the cylinder in inches
asked by lorenzo 
biologia
que nombre recibe el sonido que emiten los murciÃ©lagos
asked by cristian 
math
A salesman's monthly commission is 15% on all sales over $10,000. If his goal is to make a commission of at least $3600/month, what minimum monthly sales figures must he attain?
asked by not availible 
PHY
Eris, the largest dwarf planet known in the Solar System, has a radius R = 1200 km and an acceleration due to gravity on its surface of magnitude g = 0.77 m/s2. (a) Use these numbers to calculate the escape speed from the surface of Eris. 1360 m/s correct
asked by abc 
science
What is the shape of the skin cells whose function is protection? A. Cube like with cilia B.flat and in layers C.spherical and fluidfilled D. Longcolumns in a single layer
asked by Morgan 
business
i have writers block. how can i start my report describing joint stock, limited liability, partnership, and sole proprietorship of a business.
asked by carla 
chemistry 211 Lamar Univ
Calculate the number of SO_2 molecules in 9.19 moles of SO_2
asked by luckybee 
Medical Billing
1. Hospitals 2.Insurance forms 3.Billing services 4.none of the above Which one of the above words are required to keep a list of acceptable abbreviations?
asked by Devon 
math
How do you factor X^3+5x^228x32? pls help
asked by ted 
government
The first American voters were only white, male s
asked by Annie 
math statistics
create a null hypothesis on these research questions: a. what are the differences between emergency room shifts on medication errors? b. On a clinical trial of a new drug what will be the effects over a currently used drug?
asked by Jeff 
business
Negative power is primarily associated with A. voluntary exchange relationships. B. situations in which an individual is forced to change. C. situations in which both parties to an exchange feel good about it. D. exchange relationships in which involuntary
asked by lana 
business
Which one of the following situations is an example of overall cost leadership? A. A dress manufacturer wants to make its product unique in its category. B. A company that manufactures school desks is looking for ways to make its desks less expensive than
asked by lana 
business
is the first one B and the second question A ?? 1.Which one of the following leadership styles could be best characterized by the statement “Let George do it”? A. Contingent C. Democratic B. Laissezfaire D. Autocratic 2. According to the Managerial
asked by lana 
statistics
how can you reword these research hypotheses to null hypotheses: a. smoking during pregnancy increases the risk of a child being born prematurely. b. regular exercise in older adults decreases blood pressure levels.
asked by Jeff 
business
is the correct answer for # 4 = C and # 5 = B ?? 4. At the office, Jacob knows from his boss that his needs will be met as long as Jacob performs his duties successfully. What theory of leadership does Jacob’s boss follow? A. Situational leadership
asked by lana 
Chem
If 4.10 × 102 mol of octane combusts, what volume of carbon dioxide is produced at 22.0 °C and 0.995 atm?
asked by Anonymous 
literary
IN THE 19TH CENTURY HANK MORGAN IS A MIDDLE CLASS a newspaper b cowboy c enginner
asked by MOHAMMED 
literary
a connecticut yankee is episodic true or false
asked by MOHAMMED 
business
7. A 8. C 9. A 10. A please check 7. According to Peter Drucker, who determines an organization’s purpose, or mission? A. Company executives C. Stockholders B. Customers D. Supervisors 8. Which one of the following is a personal source of power? A.
asked by lana 
government
Which of the following is NO LONGER necessary for the right to vote?A) RegistrationB) CitizenshipC) Residency D) Land Ownership
asked by Madi 
Chem  Im lost
A sample of an ideal gas has a volume of 3.35 L at 14.00 °C and 1.40 atm. What is the volume of the gas at 21.60 °C and 0.993 atm?
asked by Anonymous 
math
How do you fully factor 8X^327. pls help.
asked by ted 
Chemistry
This is a lab called Enthalpy and Entropy of Borax Dissolution and I just can't seem to get the right answers... Please help me fill in the blanks The _____ (acid/HCl?)is placed in the buret and the ____ (base/borax?) is placed in the flask beneath the
asked by Tim 
ms.sue
7. A 8. C 9. A 10. A please check 7. According to Peter Drucker, who determines an organization’s purpose, or mission? A. Company executives C. Stockholders B. Customers D. Supervisors 8. Which one of the following is a personal source of power? A.
asked by lana 
ms. sue plz
could u plz check 4. C 5. B 4. At the office, Jacob knows from his boss that his needs will be met as long as Jacob performs his duties successfully. What theory of leadership does Jacob’s boss follow? A. Situational leadership theory B. Transformational
asked by lana 
business ethics
Andrew Malone, director of Human Resources at FBS Incorporated, wants to conduct a training program to educate employees about retirement plans. He feels that if employees are not informed about the various options, they may have very little income on
asked by Steve 
humanities
A brief story about a community that functions the way epics did in ancient cultures How does this story so? and what important things does it serve to ? explain?
asked by kim 
Algebra
Do the equations x = 4y + 1 and x = 4y – 1 have the same solution?
asked by Cesar 
English
I am trying to come up with a thesis for my english paper. It is going to be on Social class in Katherine Mansfields The Garden Party and A Cup of Tea. I want to show how both the upper class main characters take particular interest in the lower class
asked by Jessica 
PHSC
Which part of a wave relates to its energy ?
asked by brandy 
math
A rectangular school yard 280 m by 245 m is to be fenced. How many metres of fencing will be required to fence it completely?
asked by Jason 
PHSC
As the wavelength of a wave in a uniform medium increases, its speed will ?
asked by brandy 
PHS
As these wave pass through their medium,is the medium carrief along with them ?
asked by brandy 
physics
Which part of a wave relates to its energy ?
asked by brandy 
physics
As the wavelength of a wave in a uniform medium increases, its speed will ?
asked by brandy 
physics
As these waves pass through their medium,is the medium carried along with them ?
asked by brandy 
Question (help)
when someone makes a goal is it called revolution????? like promise to do something like getting better grades and make it as a goal.
asked by Laruen 
physics
Doubling the frequency of a wave source doubles the speed of the waves. ( True or False)
asked by brandy 
math
If a contractor pays an average wage of $20.00 per hour and wants to make a 15% markup on the cost of labour, what will the contractor charge as an average labour cost on contracts?
asked by Jason 
math
the rim of a canyon is at an altitude of 45m. On a hike down into the canyon, a party of hikers stop for a rest 160m below the rim. They descend another 71m. What is their new altitude?
asked by paula jones 
probability
The letters of the word mathematics are written on separate pieces of paper and put in a hat. What is the probability of drawing the letter m from the hat? my first answer is 2/12= 1/6 someone else has 2/11 please show us the correct answer thanks!
asked by bria 
algebra
Explain how to factor the following trinomials forms: x2 + bx + c and ax2 + bx + c. Is there more than one way to factor this? Show your answer using both words and mathematical notation
asked by Lisa 
math
a person in a certain family eats 727lbs of fruit and vegetables in a year. What is the average consumption in one day? Use 1 year= 365 days.
asked by denise 
math
a parking lot charges 1.50 for the first hour of parking and 55 cents for each additional half hour. How much would it cost to park a car from 12:45 pm to 6:15 pm
asked by Jason 
humanities
What are some of the ways in which modern culture is fatalistic in ancient greek sense
asked by kim 
math
$24.99 per month for cell phone company package offer. includes 200 minutes of statewide calling. Minutes over 200 are charged a rate of $0.28 per minute. The total charge for using a cell phone for 288 minutes in one month?
asked by denise 
algebra
Explain how to factor the following trinomials forms: x2 + bx + c and ax2 + bx + c. Is there more than one way to factor this? Show your answer using both words and mathematical notation
asked by lisa 
business ethics
1. Which of the following is NOT a concern of the community stakeholder group? A. Employment of local residents B. Repayment of debt C. Economic growth D. Protection of the environment 2. Select the option that can be used to illustrate a utilitarian
asked by Steve 
calculus
hey I just wanted to make sure that I was doing this problem correctly. The question says to graph the function f given by f(x)=x^3+3x^29x13 and find the local extremer. So here's what I did: f(x)=x^3+3x^29x13 F^1(x)=3x^2+6x9 = 3x(x3) x=0 x=3 I put
asked by help 
math
not sure if this had to do with math but my professor gave us this last hw assignment that i don't understand at all. It has to do with the grade scaling he does. 4x Exams = 37450 HW = 9362 Final = 16385 Lab = 23407 Recitation = 7022 Total Points = 93626
asked by Anonymous 
algebra
Solve the following system of equations for the unknown variables. x + y = 12 x – y = –2 (NOTE: Show answer in the following format (#,#). If not entered in this format, will be scored incorrect.)
asked by Jacqueline 
math
4(2x + 3x)=30, solve for x
asked by Jason 
math
what is the simple interest of $1500.00 for 4 months at 63/4% annual interest?
asked by Jason 
statistics
the mean IQ of statistics teachers is greater than 110. write the existing state and alternative hypotheses.
asked by jeff 
math
five rental cars require four new tires. the price of one new tire is $84. what would be the total cost including 7% tax for new tires for all five cars?
asked by Jason 
English
I am trying to come up with a thesis for my english paper. It is going to be on Social class in Katherine Mansfields The Garden Party and A Cup of Tea. I want to show how both the upper class main characters take particular interest in the lower class
asked by Jessica 
Grammar Sentences: Ms. Sue
What some examples of using SHAN'T in a sentence?
asked by Losa 
physics
A comet orbits the Sun with a period of 71.8 yr. (a) Find the semimajor axis of the orbit of the comet in astronomical units (1 AU is equal to the semimajor axis of the Earth's orbit). (b) If the comet is 0.50 AU from the Sun at perihelion, what is its
asked by lanre 
computer programming
Input a list of positive numbers (terminated by 0) into an array, find the mean (average) of the numbers in the array, and output the result. Use a subprogram to input the numbers, a function to find the mean, and a subprogram to output the result.
asked by Anonymous 
math
what is the slope equation for the two points (.6,.5) and (.2,.3)
asked by chchch 
math
what is the slope equation for the two points (.6,.5) and (.2,.3)
asked by chchch 
math
what is the slope equation for the two points (1/2,4/5) and (3/2,1/5)
asked by chchch 
math
in 2000 one small town had 250 city employees. in 2005 it had 325 employees. A. use the coordinates (0,250) and (5,325) to find the equation in point slope form that represents the average rate of increase for the number of employees. B. find the number of
asked by chchch 
science
The solubility of NaCl in water at 100 degrees celsius is 39.1 g/100 g water. Calculate the boiling point of this solution?
asked by Frank 
math
a company was charged $290 for 13 frames. it was charged $430 for 20 frames. A. use the coordinates (13,290) and (20,430) to write a linear equation in point slope form that gives the relationship of the cost to the number of frames B. find the cost for 25
asked by chchch 
Calculus
Let u = (2,3) and v = (5,6). Find the sum and the dot product of these two vectors.
asked by Brock 
math
what would be the slope of each of these individual lines L1. (3,2) (4,8) L2. (6,7) (0,8)
asked by chchch 
math
what would be the slope of each of these individual lines L1. (7,10) (3,5) L2. (4,3) (2,0)
asked by chchch 
math
what would be the slope of each of these individual lines L1. (4,9) (1,4) L2. (3,8) (2,9)
asked by chchch 
math
what would be the slope of each of these individual lines L1. (4,6) (1,4) L2. (3,8) (2,9)
asked by chchch 
math
given the equation 2x8y=8, determine as coordinates (a)the x intercept (b) the y intercept A (a)(0,0) B (a)(4,0) C(a)(4,0) (b)(0,1) (b)(0,1) (b)(0,1) D (a)(1,0) (b)(0,4) would it be a,b,c,d and how did you get it
asked by chchch 
CRITICAL THINKING
should writing avoid biases about race and gender? Ways to avoid biases on race and gender?
asked by tia 
CRITICAL THINKING
How could you describe the difference between clear writing and critical thinking?
asked by tia 
Math
For the equation y = 1/2(x+1)^4 + 3 give the function that is being translated, and then describe each translation that is occurring.
asked by Hester 
math
how do you factor X^3+X^29X9 pls help. I don't know what to do
asked by ted 
physical science
. A swimming pool is exactly 20m long, 7m wide, and 2m deep. What is its volume in cubic feet to 3 significant figures?
asked by cathy 
physical science
A horse galloped a mile in 2 min 35s. What was its average speed in km/h?
asked by cathy 
physical science
. Three forces, each 10 lb, act on the same object. What is the maximum total force they can exert on the object? The minimum total force?
asked by sara 
physical science
. The brakes of a car are applied to give it an acceleration of 3 m/s2. The car comes to a stop in 5 s. What was its speed when the brakes were applied?
asked by sara 
physical science
The acceleration of gravity on the surface of Venus is 8.9 m/s2. Would a ball thrown upward on Venus return to the ground sooner or later than a ball thrown upward with the same speed on the earth?
asked by sara 
science
How fast must a fall be thrown upward to reach a height of 12 m?
asked by sara 
science
How much force is needed to give a 5kg box and upward acceleration of 2 m/s2?
asked by sara 
Math
For the equation y = (x – 1)^5 + 6 give the function that is being translated, and then describe each translation that is occurring.
asked by Hester 
Calculus
Complete the square to write the equation x^2 + y^2  6x  2y + 4 = 0 in standard form. Use the standard form of the equation to identify the center and the radius of the circle.
asked by Brock 
Math
Use PEMDAS to solve (5*53)/375  (88)
asked by Evander 
chemistry
Given: Ti=298K V=.005 L Pt=1 atm P H20 vapor= .0313atm P air= .9687 atm you increase the temperature to 338K; the total pressure remains 1 atm, but the volume increases. Determine the volume at the new temperature (assume water vapor reaches equilibrium at
asked by Kellie 
ALGEBRA
Solve by setting up the proper equation to describe the facts given and then carrying out the mathematical calculations to solve for the unknown variable(s). The length of a rectangle is 3 times the width. The difference between the length and the width is
asked by ALISON15 
Physics
A revolving door consists of four rectangular glass slabs,with the long end of each attached to a pole that acts as the rotation axis. Each slab is 2.60m tall by 1.50m wide and has mass 39.5 . Find the rotational inertia of the entire door. If it's
asked by Lauren 
CRITICAL THINKING
What are words or terms used to avoid race and gender?
asked by tia 
social studies
give ur own views regarding the two cases of establishment of democracy?POLAND and CHILE
asked by Maihul 
social studies
give the current status of democracy in chile and poland?
asked by Maihul 
geometry
Construct a truth table for p> ~q
asked by angela 
Calculus
Write the equation of an ellipse with the foci (17, 0) and (17, 0) and coverticies (0, 15) and (0, 15).
asked by Brock 
geometry
Construct a truth table for (~pvq) ____>
asked by angela