Questions Asked on
December 11, 2009

Calculus
The velocity v(t)= t^2 + 6t  8, find the displacement and distance traveled during the time interval [1,5]?
asked by Z32 
physics
A paperweight, when weighed in air, has a weight of W = 6.8 N. When completely immersed in water, however, it has a weight of Win water = 4.3 N. Find the volume of the paperweight.
asked by Bobby 
Statistics
2. The time (in number of days) until maturity of a certain variety of hot pepper is normally distributed, with mean m and standard deviation s = 2.4. This variety is advertised as taking 70 days to mature. I wish to test the hypotheses H0: m = 70, Ha: m >
asked by Soa 
Calculus
Find the Rates of convergence of the following functions as h>0 lim h>0 sin h  hcosh  = 0 h Find the Rates of convergence of the following functions as n>inf lim (Sin (1/n))^2=0 n> inf
asked by Sammy 
Physics
Wine bottles are never completely filled: a small volume of air is left in the glass bottle's cylindrically shaped neck (inner diameter d = 18.5mm) to allow for wine's fairly large coefficient of thermal expansion. The distance H between the surface of the
asked by Britney 
physical science
What is the percentage increase in size when ordering a 14 inch rather than a 12 inch pizza?
asked by Alyson 
10th grade math
The sum of three numbers is 301. The second number is 3 less than twelve times the first number. The third number is 4 more than seven times the first number.
asked by Rebecca 
physical science
While fishing in a boat on a lake one afternoon, a speedboat roars by. You note that you bob up and down five times in 20 seconds. The frequency of this train of water waves is
asked by Alyson 
computers
I need help with the following: Consider a system that uses pure demand paging. a.When a process first starts execution, how could you characterize the page fault rate? b.Once the working set for a process is loaded into memory, how would you characterize
asked by George 
Managerial Economics
Dell Computer Corp, the world's largest personalcomputer maker, is keenly aware of everything its rival PC manufacturers decide to do. Explain why dell usually reacts more quickly and more substantially to pricing, product design and advertising decisions
asked by miller 
physics
Three identical balls are thrown from a cliff of height, h, above a horizontal plane. One ball is thrown at an angle of 45 degrees above the horizon, the second is thrown horizontally, and the third is thrown at an angle of 30 degrees below the horizon
asked by Kelly 
Microeconomics  Normative Statements
Did I explain how normative statements are resolved and the differences between pareto and cost benefit analysis? To resolve normative statements when comparing social states, pareto or cost benefit analysis takes place. Pareto criterion can make social
asked by Anonymous 
cultural diversity
do you culturally identigy more with ethnic groups (african americans), with United States mainstream culture or with both equally?
asked by paula 
physics
What is the wavelength of radiation that has a frequency of 6.912 × 1014 s1?
asked by Alyson 
physics
If a ball is thrown off a 17.9m roof with the velocity of 23.9m/s and it takes 1.91sec to reach the ground, What is the horizontal displacement and the Velocity right before it hits the ground?
asked by Kelly 
Management 2
Can you give me an example of group think in a meeting?
asked by Marimar 
Civics
I need help writing a onepage report on the campaign decisions made by Bush and Kerry in relation to their successes and failures.
asked by Jennifer 
physics
How can you solve for that problem, by using another approach?
asked by Kelly 
algebra 2
List the domain and range and determine whether the relation is a function.(2,4)(4,2)(1,3)(0,3)
asked by y 
college
can you help me with my algbra problems
asked by Pam 
physics
Yeah I know it is! But it's really confusing me and it's what my teacher wants. Say I was to pick a height of 25m and a Velocity of 20.0m/s, what would be my next step?
asked by Kelly 
algebra
6x^2y^3(3xy^2)^2/xy^2 I need it answered in simplified form with showing the work how u got the answer
asked by Pam 
Env Science
Describe biomagnification of a toxic chemical and relate it to the biomass pyramid
asked by Mic key 
Microeconomics  Pareto Efficient
Are all markets with deadweight loss pareto inefficient (including quotas, rent control, taxes, tarriffs, monopoly (unless there is price discrimination), oligopoly cournot model, oligopoly bertrand model and oligopoly stackleberg model)? Am I right? I
asked by Anonymous 
physics
0.75 mol of argon gas is admitted to an evacuated 40 cm^{3} container at 40 C. The gas then undergoes an isochoric heating to a temperature of 500 C.
asked by ana 
Algebra
Solve for n á = (n2) * 180 / n = 180 – 360/n
asked by Rene 
math
my cousin Robert was pushed into a well measuring six feet in diameter and 10 feet deep,with smooth walls and it's bottom covered in water how did he emerge from the well?
asked by destiny williams 
financial analysis
Can someone help me understand how to remove the 'passive voice' from the following Conclusion? Included in the preceding paper is a comprehensive discussion on the takeover target of Walmart. The identification of any lenders that Walmart uses and the
asked by Julie 
Geometry
Why is it impossible for a regular polygon with more than six sides to tessellate the plane?
asked by Jackie 
Literature
Reading Response 1. List the characters in the story. Write one to two sentences on the defining characteristics of each one, providing at least one citation to illustrate your comments. Pelayo Elisenda The Old Man Father Gonzaga The Neighbor Woman The
asked by Anonymous 
Geography
Which account of an Azerbaijani demonstration for independence that turned into a riot do you think would be the most reliable? the account in a Soviet newspaper the account of an Azerbaijani protester the account of a Swedish reporter the account of a
asked by Renee 
Anatomy & Physiology
Nicotinic receptors are found on the preganglionic fibers of both parasympathetic & sympathetic divisions? True or False?
asked by Jeanine 
FINANCE 200
You receive $5000 three years from now. The discount rate is 8 percent. What is the value of your investment two years from now? (Multiply 5000 by .926 (one year discount rate at 8%) Will it be worth $9,260?
asked by Rmz 
Geometry
Find the number of degrees in the point angle of each figure. Explain. {9/3}
asked by Jackie 
algebra
factor 6a9a^2
asked by Pam 
math
solve the equation for x 2x^25x=2 1/x+1/12=1/8
asked by Pam 
Geography
What information would be the most helpful in drawing inferences about why certain countries in Southeast Asia have a large number of Muslims? knowing what countries in the region were colonized by France knowing what countries were ruled by China in the
asked by Renee 
accounting
how would interest on a bank loan be adjusted using joural intries
asked by james 
FINANCE 200
If you invest $9000 how much will you have A. in two years at 9% B. in 7 years at 12% C. in 25 years at 14% D. in 25 years at 14% (compounded Semiannually) I don't know how to even start this can anyone help?
asked by Rmz 
chemistry
Identify the limiting reactant and determine the mass of the excess reactant remaining when 7.00 g of chlorine gas reacts with 5.00 g of potassium to form potassium chloride.
asked by Rafael Alvarez 
math
x+y divided x^2y^2 ____________________ 4 8 the answer have to be in lowest terms
asked by Pam 
algebra
find the product (2x+1)(3x2)
asked by Pam 
algebra
find the product (2x5)^2
asked by Pam 
algebra
factor completely. please show work. a^2a6
asked by Pam 
math
solve the equation and please show the work. sqrt x+25=0
asked by candace 
algebra
solve the equation. please show work 3x^22x4=0
asked by candace 
Geography
What government imposed barriers stop or hinder the export (out of the U.S) of automobiles?
asked by Katrina 
algebra
Which table of values is a linear relationship? Write an equation for the relationship. x5 10 15 20 25 30 y20 30 40 50 50 50 I want to say that x is but I have no theory as to why. I have looked at sample problems in the text and still do not understand
asked by Missa 
algebra
perform the operation and simplify the answer. sqrt 12x^3 . sqrt 3xy^2 Please show work.
asked by annette 
cultural diversity
were african americans effected by any forms of discrimination
asked by paula 
Geography
What does the federal government impose on a high horsepwer that uses more fuel vehicles?
asked by Katrina 
Math
What is the cost of the room for that is used for 1.5 hours at the rate of $23 per month room and size of 288 sg ft?
asked by Nora 
Biology
What is the difference between enterocolitis and gastroenteritis?
asked by Andrew 
Hospitality: food, shelter, and fun away from home
Compare and contrast in 200 to 300 words the adcantages and disadcantages of chain restaurants and independent restaurants with regard to at least three of the following:
asked by Stacy 
French
What does conduissez mean in french?
asked by Jack 
TI Nspire
ok so i kno this isnt a math prblem, but it a question that im sure many people would love an answer to. Is there any easier way to change the mode on the nspire from degres to radians(or vice versa) without having to go into th document, graphs, and
asked by Ryan 
Math
State whether the equation y=10^3x represents a linear, quadratic, or exponential function. Tell how you decided. I think it is exponential
asked by Lyndse 
social studies
who created the mauryan empire
asked by dante 
geometry
AB is a midsegment of triangle XYZ . AB = 52. Find YZ.
asked by sara 
Math
For which table(s) of values in Exercises 39–42 is the relationship linear? Tell how you decided. Write the equation for each linear relationship. x 5 10 15 20 25 30 y 20 30 40 50 50 50 I do not think that this is a linear equation but I cannot determine
asked by Anna 
physics
Pushing on the pump of a soap dispenser compresses a small spring. When the spring is compressed 0.54 cm, its potential energy is 0.0025 J. (a) What is the force constant of the spring? kN/m (b) What compression is required for the spring potential energy
asked by Bobby 
Math
For which values is the relationship linear? Tell how you decided. Write the equation for each linear relationship x 5 10 15 20 25 30 y 20 30 40 50 50 50 I don't understand what the relationship has to do with being linear?
asked by lyndse 
Math
Give five ordered pairs that makes the equation true y = 20 + x3
asked by lyndse 
History
I need to find three social and economic similarities in the South and West after the Civil War. Here is what I have for the social similarities: Both were radically divided societies in which whites often used violence to assert their dominance. Here is
asked by B.B. 
algebra
The area A of a triangle with base b and height h is given by A=1/2 bh. Find the area when b=22m (meters) and h= 22m
asked by Anonymous 
physical science
Visible light consists of electromagnetic waves with wavelengths (in air) in the range 400  700 nm. What are the frequencies of visible light?
asked by Alyson 
math
How does the author determine what the first equation should be? What about the second equation? How are these examples similar? How are they different?
asked by Starr 
Canada
What 3 areas in Canada can fruit be grown?
asked by Lisa 
Introduction to College Planning
I have to survey several people about what they would do if their roommate falls ill. Do colleges have extra dorms you can go to if you want to avoid the sickness? If your roommate is sick, can he/she be sent off to an sick wing of shorts to spend the
asked by Emma 
Canada
What lake in B.C is manmade and why?
asked by Lisa 
9th grade
I am reading a book called To kill a mocking bird. and had a couple questions. . . what is the dare with which dill challenges Jem?
asked by Brittney 
algebra
Part 1: Using the Library, web resources, and/or other materials, find the logarithmic formula that gives the pH of a substance. State what each variable in your equation represents. Find the pH of an acidic substance of your choice. Using this pH, show
asked by stephanie 
Canada
What is Newfie Screech?
asked by Lisa 
business law
A unilateral mistake always affords the mistaken party a right to relief from the contract? true/false
asked by Gudda 
algebra
perform the indicated operation and give the answer in simplified form. 6x^2y^3(3xy^2)^2 _________________ xy^2
asked by annette 
algebra
perform the product in simplified form please show the work. (2x+1)(3x2)
asked by annette 
algebra
solve the equation for x. 3x^22x4=0. can you please show the steps?
asked by pam 
Hospitality: food, shelter, and fun away from home
compare and contrast in 200 words the advantages and disadcantages of chain restayrants and independent restaurants with regard to at least three of the following: site selection, purchasing economies and human resources
asked by Stacy 
French help please!
I need help with these two French 101 questions please. Thank you!! Je connais bien Mireille. Je _________ connais depuis 30 ans a. le b. la c. y.....I think this is correct d. lui Marie est une nouvelle étudiante. Hélène lui parle. Choisissez la forme
asked by Madison 
Geometry
Find the x and y intercepts of the line whose equation is: 3x2y=12
asked by Lenora 
French question
Nous ________ cours vers 9 heures a. voulons b. faisons c. allons d. Commençons I can't decide between B and D. Thank you!
asked by Madison 
year 8 maths
Find the amount of the following foreign currencies (to 2 decimal places) that can be bought with 250 Singapore dollars. The sterling pound There is a chart and the pound sells at 2,552,0 for 1 Singapore dollar. The pound is bought at 2,578.0. I did
asked by Maria Chiara 
o level economics
We were asked to come up with a list of needs for ourselves, for our grandparents and for people our age in another continent. For my grandparents I have shelter from the war, warm blankets for winter. For someone my age in Africa I have money for school
asked by Kellie 
space
what are the 7 moon phases
asked by dillan 
ALGEBRA
perform and simplify sqrt 98x sqrt18x
asked by immanuel 
algebra
perform and simplify sqrt 12x^3 . 3xy^2
asked by immanuel 
pschology
Paraphrase this paragraph using your own words. Some reasons teachers leave the teaching career are for things that are out of their control, such as low pay and the particular administration in charge at their school. Other reasons teachers leave their
asked by derrius 
pschology
How can you summarize this paragraph?Some reasons teachers leave the teaching career are for things that are out of their control, such as low pay and the particular administration in charge at their school. Other reasons teachers leave their jobs include
asked by derrius 
math
Hi I can't remember how to figure this out. Can you give me an idea? In 1970, the minimum wage was $1.60 per hour. In 2000, the minimum wage was $5.15 per hour. When will the minimum wage be $7.50 per hour?
asked by Jon 
Math
These review questions are stumping me. How much water must be added to 50 ML of a 35% acid solution to produce a mixture that is 20% acid. Could it be as simple as 15% water?
asked by Jon 
Hospitality: food, shelter, and fun away from home
Franchising is very common in the hospitality industry. Both the franchiser and franchisee have rights and responsibilities. In this assignment, you review a Web site dedicated to promoting fair practices. As you compare the information in the text with
asked by Stacy 
PSYCHOLOGY this correct
Mario’s parents were fluent in both English and Spanish. The family lived in rural Vermont but spoke Spanish almost exclusively at home, in part because Mario’s mother found English harsh and unpleasant to the ear. Most of Mario’s early exposure to
asked by scooby 
7th grade
what is a bar
asked by sam 
physics
A basketball player is trying to make a halfcourt jump shot and releases the ball at the height of the basket. Assuming that the ball is launched at 51 degrees, 14.0 m from the basket, what speed must the player give the ball? PLEASE HELP! I have been
asked by hannah 
French
Hi, is the following grammatically proper? thanks.(France French): BORIS:Il a été une expérience effrayante. IGOR: Oui. Nous étions muets à l'époque aussi, et tout ce que j'avais pour la protection, était une veste en cuir. BORIS: Nous nous sommes
asked by Sel 
French
What does this mean? "je t' aime plus qa 'hier moins que demain" Thanks MC
asked by mysterychicken 
algebra
how to solve 9+5r=178r
asked by carolyn 
child development(am i correct)
Mario’s parents were fluent in both English and Spanish. The family lived in rural Vermont but spoke Spanish almost exclusively at home, in part because Mario’s mother found English harsh and unpleasant to the ear. Most of Mario’s early exposure to
asked by scooby 
college
What strategies may you use to incorporate effective visual elements into business presentations?
asked by tonya 
Math Help
Prove that the cancellation law of multiplication is equivalent in a commutative ring to the assertion that the product of nonzero factors is not zero
asked by nina 
accounting
Trader sells 15 units for $25 each on December 15. Eight of the sold units are from the December 7 purchase and seven are from the December 14 purchase. Trader uses a perpetual inventory system. Determine the costs assigned to the December 31 ending
asked by Airie 
math
how do I solve y=122x
asked by Kay Kay 
hca/210
three cuases for the increasing cost of healthcare and what affect does each have on society
asked by nancy 
social studies
We had our picnic near the capital of this new nation, which used to be the eastern part of Czechoslovakia..
asked by bill 
critical thinking
Which of the following, if true, would best explain the material presented in the table?
asked by jerica 
math
hockey teams receive 2 points for every game won and i point for every tie. One year a team won a championship with 66 points. They won 12 more games than they tied, how many wins and how many ties did the team receive?
asked by Jeff 
math
How many different arrangements of two letters can you make from the letters in the word problem, if no repetition of letters is allowed?
asked by arra 
English
1. He begged me a book. 2. He begged a book of me. 3. He inquired me a question. 4. He inguired a question of me. 5. He required me a pen. 6. He required a pen of me. 7. He demanded me a notebook. 8. He demanded a notebook of me. (Are the pairs all
asked by rfvv 
English
1. He speaks well of Tom. 2. Tom is spoken well of by him. 3. Tom is well spoken of by him. (Which one is the active voice of #1?) 4. She took care of the baby. 5. The baby was taken care of by her. 6. Care was taken of the baby by her. (#5 is the passive
asked by rfvv 
English
1. Who made the cake? 2. By whom was the cake made? 3. Whom was the cake made by? (Which one is the passive voce sentence of #1?) 4. What made you angry? 5. By what were you made angry? 6. Who bought the pen? 7. By whom was the pen bought? (Is each pair
asked by rfvv 
Physics
A 21kg child swings on a playground swing 3.4 m long. What is the period of her motion? If her brother, who weighs twice as much as she does,rides on the swing instead, what is the period of the motion?
asked by Nicole 
Physics
On a frozen pond, a person kicks a 10.0 kg sled, giving it an initial speed of 12.2 m/s. How far does the sled move if the coefficient of kinetic friction between the sled and the ice is .10?
asked by Nicole 
Physics
A 770N woman sitting on a frictionless surface throw a 2.6 kg book at a speed of 35 m/s. What is her recoil speed in m/s?
asked by Nicole 
Physics
Two joules of energy are required to extend a spring by .25 m. What is the spring constant?
asked by Nicole 
physics
How far does a 1.58kg stone with the kinetic energy of 3.11 J go in 1.86 s if it is moving in a straight line?
asked by Nicole 
french
Hi, I was wondering if this was all grammatically correct. This is for a project of mine and it involves the use of both passe compose and imparfait. I needed to use 5 triggers words for each. The ones I used were Autrefois, Tous le soirs, pendant,
asked by deegaiz